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Finding the Fourth Proportional to 707,442, 1,060,495.92 and 352,120.11

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Solution

The fourth proportional to 707,442, 1,060,495.92 and 352,120.11 is: 527,848.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,442 : 1,060,495.92 = 352,120.11 : x
  2. Step 2: Convert to fraction form
    707,442/1,060,495.92 = 352,120.11/x
  3. Step 3: Cross multiply
    707,442x = 1,060,495.92 × 352,120.11
  4. Step 4: Simplify right side
    707,442x = 373,421,940,004.95
  5. Step 5: Solve for x
    x = 373,421,940,004.95/707,442
  6. Step 6: Final answer
    x = 527,848.13

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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.