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Finding the Fourth Proportional to 576,707.68, 795,924.24 and 479,740.32

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Solution

The fourth proportional to 576,707.68, 795,924.24 and 479,740.32 is: 662,097.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,707.68 : 795,924.24 = 479,740.32 : x
  2. Step 2: Convert to fraction form
    576,707.68/795,924.24 = 479,740.32/x
  3. Step 3: Cross multiply
    576,707.68x = 795,924.24 × 479,740.32
  4. Step 4: Simplify right side
    576,707.68x = 381,836,949,593.36
  5. Step 5: Solve for x
    x = 381,836,949,593.36/576,707.68
  6. Step 6: Final answer
    x = 662,097.91

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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.