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Finding the Fourth Proportional to 607,132.35, 851,229.45 and 607,132.35

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Solution

The fourth proportional to 607,132.35, 851,229.45 and 607,132.35 is: 851,229.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,132.35 : 851,229.45 = 607,132.35 : x
  2. Step 2: Convert to fraction form
    607,132.35/851,229.45 = 607,132.35/x
  3. Step 3: Cross multiply
    607,132.35x = 851,229.45 × 607,132.35
  4. Step 4: Simplify right side
    607,132.35x = 516,808,936,367.71
  5. Step 5: Solve for x
    x = 516,808,936,367.71/607,132.35
  6. Step 6: Final answer
    x = 851,229.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.