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Finding the Fourth Proportional to 424,292.16, 585,483.12 and 252,196.32

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Solution

The fourth proportional to 424,292.16, 585,483.12 and 252,196.32 is: 348,007.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,292.16 : 585,483.12 = 252,196.32 : x
  2. Step 2: Convert to fraction form
    424,292.16/585,483.12 = 252,196.32/x
  3. Step 3: Cross multiply
    424,292.16x = 585,483.12 × 252,196.32
  4. Step 4: Simplify right side
    424,292.16x = 147,656,688,286.12
  5. Step 5: Solve for x
    x = 147,656,688,286.12/424,292.16
  6. Step 6: Final answer
    x = 348,007.11

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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.