Home / 968,982-1,337,182.10-539,262.02

Finding the Fourth Proportional to 968,982, 1,337,182.10 and 539,262.02

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Solution

The fourth proportional to 968,982, 1,337,182.10 and 539,262.02 is: 744,174.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,982 : 1,337,182.10 = 539,262.02 : x
  2. Step 2: Convert to fraction form
    968,982/1,337,182.10 = 539,262.02/x
  3. Step 3: Cross multiply
    968,982x = 1,337,182.10 × 539,262.02
  4. Step 4: Simplify right side
    968,982x = 721,091,512,993.85
  5. Step 5: Solve for x
    x = 721,091,512,993.85/968,982
  6. Step 6: Final answer
    x = 744,174.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.