Home / 476,072.43-656,382.18-348,526.59

Finding the Fourth Proportional to 476,072.43, 656,382.18 and 348,526.59

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Solution

The fourth proportional to 476,072.43, 656,382.18 and 348,526.59 is: 480,529.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,072.43 : 656,382.18 = 348,526.59 : x
  2. Step 2: Convert to fraction form
    476,072.43/656,382.18 = 348,526.59/x
  3. Step 3: Cross multiply
    476,072.43x = 656,382.18 × 348,526.59
  4. Step 4: Simplify right side
    476,072.43x = 228,766,642,932.17
  5. Step 5: Solve for x
    x = 228,766,642,932.17/476,072.43
  6. Step 6: Final answer
    x = 480,529.07

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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.