Home / 993,755.10-1,490,632.65-245,801.10

Finding the Fourth Proportional to 993,755.10, 1,490,632.65 and 245,801.10

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Solution

The fourth proportional to 993,755.10, 1,490,632.65 and 245,801.10 is: 368,701.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,755.10 : 1,490,632.65 = 245,801.10 : x
  2. Step 2: Convert to fraction form
    993,755.10/1,490,632.65 = 245,801.10/x
  3. Step 3: Cross multiply
    993,755.10x = 1,490,632.65 × 245,801.10
  4. Step 4: Simplify right side
    993,755.10x = 366,399,145,065.92
  5. Step 5: Solve for x
    x = 366,399,145,065.92/993,755.10
  6. Step 6: Final answer
    x = 368,701.65

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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.