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Finding the Fourth Proportional to 799,281.54, 1,102,995.54 and 436,697.64

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Solution

The fourth proportional to 799,281.54, 1,102,995.54 and 436,697.64 is: 602,635.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,281.54 : 1,102,995.54 = 436,697.64 : x
  2. Step 2: Convert to fraction form
    799,281.54/1,102,995.54 = 436,697.64/x
  3. Step 3: Cross multiply
    799,281.54x = 1,102,995.54 × 436,697.64
  4. Step 4: Simplify right side
    799,281.54x = 481,675,549,248.53
  5. Step 5: Solve for x
    x = 481,675,549,248.53/799,281.54
  6. Step 6: Final answer
    x = 602,635.65

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.