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Finding the Fourth Proportional to 574,600.29, 792,940.93 and 316,472.32

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Solution

The fourth proportional to 574,600.29, 792,940.93 and 316,472.32 is: 436,727.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,600.29 : 792,940.93 = 316,472.32 : x
  2. Step 2: Convert to fraction form
    574,600.29/792,940.93 = 316,472.32/x
  3. Step 3: Cross multiply
    574,600.29x = 792,940.93 × 316,472.32
  4. Step 4: Simplify right side
    574,600.29x = 250,943,855,740.06
  5. Step 5: Solve for x
    x = 250,943,855,740.06/574,600.29
  6. Step 6: Final answer
    x = 436,727.69

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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.