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Finding the Fourth Proportional to 435,055.62, 600,487.12 and 297,290.31

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Solution

The fourth proportional to 435,055.62, 600,487.12 and 297,290.31 is: 410,336.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,055.62 : 600,487.12 = 297,290.31 : x
  2. Step 2: Convert to fraction form
    435,055.62/600,487.12 = 297,290.31/x
  3. Step 3: Cross multiply
    435,055.62x = 600,487.12 × 297,290.31
  4. Step 4: Simplify right side
    435,055.62x = 178,519,002,055.81
  5. Step 5: Solve for x
    x = 178,519,002,055.81/435,055.62
  6. Step 6: Final answer
    x = 410,336.04

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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.