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Finding the Fourth Proportional to 502,670.54, 754,251.78 and 236,457.92

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Solution

The fourth proportional to 502,670.54, 754,251.78 and 236,457.92 is: 354,802.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,670.54 : 754,251.78 = 236,457.92 : x
  2. Step 2: Convert to fraction form
    502,670.54/754,251.78 = 236,457.92/x
  3. Step 3: Cross multiply
    502,670.54x = 754,251.78 × 236,457.92
  4. Step 4: Simplify right side
    502,670.54x = 178,348,807,055.10
  5. Step 5: Solve for x
    x = 178,348,807,055.10/502,670.54
  6. Step 6: Final answer
    x = 354,802.59

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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.