Home / 732,352.90-1,098,128.89-581,518.90

Finding the Fourth Proportional to 732,352.90, 1,098,128.89 and 581,518.90

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Solution

The fourth proportional to 732,352.90, 1,098,128.89 and 581,518.90 is: 871,960.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,352.90 : 1,098,128.89 = 581,518.90 : x
  2. Step 2: Convert to fraction form
    732,352.90/1,098,128.89 = 581,518.90/x
  3. Step 3: Cross multiply
    732,352.90x = 1,098,128.89 × 581,518.90
  4. Step 4: Simplify right side
    732,352.90x = 638,582,704,171.02
  5. Step 5: Solve for x
    x = 638,582,704,171.02/732,352.90
  6. Step 6: Final answer
    x = 871,960.37

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1.5x scale

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.