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Finding the Fourth Proportional to 555,617.70, 833,426.55 and 546,760.35

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Solution

The fourth proportional to 555,617.70, 833,426.55 and 546,760.35 is: 820,140.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,617.70 : 833,426.55 = 546,760.35 : x
  2. Step 2: Convert to fraction form
    555,617.70/833,426.55 = 546,760.35/x
  3. Step 3: Cross multiply
    555,617.70x = 833,426.55 × 546,760.35
  4. Step 4: Simplify right side
    555,617.70x = 455,684,592,177.29
  5. Step 5: Solve for x
    x = 455,684,592,177.29/555,617.70
  6. Step 6: Final answer
    x = 820,140.53

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Similar ratio
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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.