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Finding the Fourth Proportional to 308,864.88, 463,482 and 175,934.16

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Solution

The fourth proportional to 308,864.88, 463,482 and 175,934.16 is: 264,006.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,864.88 : 463,482 = 175,934.16 : x
  2. Step 2: Convert to fraction form
    308,864.88/463,482 = 175,934.16/x
  3. Step 3: Cross multiply
    308,864.88x = 463,482 × 175,934.16
  4. Step 4: Simplify right side
    308,864.88x = 81,542,316,345.12
  5. Step 5: Solve for x
    x = 81,542,316,345.12/308,864.88
  6. Step 6: Final answer
    x = 264,006.44

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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.