Home / 935,149.92-1,400,537.88-460,308.48

Finding the Fourth Proportional to 935,149.92, 1,400,537.88 and 460,308.48

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Solution

The fourth proportional to 935,149.92, 1,400,537.88 and 460,308.48 is: 689,386.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,149.92 : 1,400,537.88 = 460,308.48 : x
  2. Step 2: Convert to fraction form
    935,149.92/1,400,537.88 = 460,308.48/x
  3. Step 3: Cross multiply
    935,149.92x = 1,400,537.88 × 460,308.48
  4. Step 4: Simplify right side
    935,149.92x = 644,679,462,725.22
  5. Step 5: Solve for x
    x = 644,679,462,725.22/935,149.92
  6. Step 6: Final answer
    x = 689,386.21

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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.