Home / 732,031.95-1,098,237.24-428,682.27

Finding the Fourth Proportional to 732,031.95, 1,098,237.24 and 428,682.27

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Solution

The fourth proportional to 732,031.95, 1,098,237.24 and 428,682.27 is: 643,134.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,031.95 : 1,098,237.24 = 428,682.27 : x
  2. Step 2: Convert to fraction form
    732,031.95/1,098,237.24 = 428,682.27/x
  3. Step 3: Cross multiply
    732,031.95x = 1,098,237.24 × 428,682.27
  4. Step 4: Simplify right side
    732,031.95x = 470,794,833,041.74
  5. Step 5: Solve for x
    x = 470,794,833,041.74/732,031.95
  6. Step 6: Final answer
    x = 643,134.27

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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.