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Finding the Fourth Proportional to 415,602.66, 573,497.10 and 234,359.29

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Solution

The fourth proportional to 415,602.66, 573,497.10 and 234,359.29 is: 323,396.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,602.66 : 573,497.10 = 234,359.29 : x
  2. Step 2: Convert to fraction form
    415,602.66/573,497.10 = 234,359.29/x
  3. Step 3: Cross multiply
    415,602.66x = 573,497.10 × 234,359.29
  4. Step 4: Simplify right side
    415,602.66x = 134,404,371,739.32
  5. Step 5: Solve for x
    x = 134,404,371,739.32/415,602.66
  6. Step 6: Final answer
    x = 323,396.32

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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.