Home / 709,013.48-1,062,633.26-354,126.56

Finding the Fourth Proportional to 709,013.48, 1,062,633.26 and 354,126.56

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Solution

The fourth proportional to 709,013.48, 1,062,633.26 and 354,126.56 is: 530,746.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,013.48 : 1,062,633.26 = 354,126.56 : x
  2. Step 2: Convert to fraction form
    709,013.48/1,062,633.26 = 354,126.56/x
  3. Step 3: Cross multiply
    709,013.48x = 1,062,633.26 × 354,126.56
  4. Step 4: Simplify right side
    709,013.48x = 376,306,656,477.54
  5. Step 5: Solve for x
    x = 376,306,656,477.54/709,013.48
  6. Step 6: Final answer
    x = 530,746.83

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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.