Home / 993,795.75-1,490,693.63-245,841.75

Finding the Fourth Proportional to 993,795.75, 1,490,693.63 and 245,841.75

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Solution

The fourth proportional to 993,795.75, 1,490,693.63 and 245,841.75 is: 368,762.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,795.75 : 1,490,693.63 = 245,841.75 : x
  2. Step 2: Convert to fraction form
    993,795.75/1,490,693.63 = 245,841.75/x
  3. Step 3: Cross multiply
    993,795.75x = 1,490,693.63 × 245,841.75
  4. Step 4: Simplify right side
    993,795.75x = 366,474,729,483.84
  5. Step 5: Solve for x
    x = 366,474,729,483.84/993,795.75
  6. Step 6: Final answer
    x = 368,762.63

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.