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Finding the Fourth Proportional to 360,732.02, 497,689.30 and 207,767.14

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Solution

The fourth proportional to 360,732.02, 497,689.30 and 207,767.14 is: 286,649.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,732.02 : 497,689.30 = 207,767.14 : x
  2. Step 2: Convert to fraction form
    360,732.02/497,689.30 = 207,767.14/x
  3. Step 3: Cross multiply
    360,732.02x = 497,689.30 × 207,767.14
  4. Step 4: Simplify right side
    360,732.02x = 103,403,483,115.90
  5. Step 5: Solve for x
    x = 103,403,483,115.90/360,732.02
  6. Step 6: Final answer
    x = 286,649.03

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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.