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Finding the Fourth Proportional to 240,898.28, 332,442.29 and 133,470

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Solution

The fourth proportional to 240,898.28, 332,442.29 and 133,470 is: 184,190.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,898.28 : 332,442.29 = 133,470 : x
  2. Step 2: Convert to fraction form
    240,898.28/332,442.29 = 133,470/x
  3. Step 3: Cross multiply
    240,898.28x = 332,442.29 × 133,470
  4. Step 4: Simplify right side
    240,898.28x = 44,371,072,779.98
  5. Step 5: Solve for x
    x = 44,371,072,779.98/240,898.28
  6. Step 6: Final answer
    x = 184,190.08

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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.