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Finding the Fourth Proportional to 590,218.60, 885,443.10 and 253,258.60

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Solution

The fourth proportional to 590,218.60, 885,443.10 and 253,258.60 is: 379,937.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,218.60 : 885,443.10 = 253,258.60 : x
  2. Step 2: Convert to fraction form
    590,218.60/885,443.10 = 253,258.60/x
  3. Step 3: Cross multiply
    590,218.60x = 885,443.10 × 253,258.60
  4. Step 4: Simplify right side
    590,218.60x = 224,246,079,885.66
  5. Step 5: Solve for x
    x = 224,246,079,885.66/590,218.60
  6. Step 6: Final answer
    x = 379,937.33

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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.