Home / 588,520.30-882,780.45-553,090.90

Finding the Fourth Proportional to 588,520.30, 882,780.45 and 553,090.90

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Solution

The fourth proportional to 588,520.30, 882,780.45 and 553,090.90 is: 829,636.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,520.30 : 882,780.45 = 553,090.90 : x
  2. Step 2: Convert to fraction form
    588,520.30/882,780.45 = 553,090.90/x
  3. Step 3: Cross multiply
    588,520.30x = 882,780.45 × 553,090.90
  4. Step 4: Simplify right side
    588,520.30x = 488,257,833,592.91
  5. Step 5: Solve for x
    x = 488,257,833,592.91/588,520.30
  6. Step 6: Final answer
    x = 829,636.35

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Double scale
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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.