Home / 1,024,416.40-1,536,624.60-491,663.20

Finding the Fourth Proportional to 1,024,416.40, 1,536,624.60 and 491,663.20

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Solution

The fourth proportional to 1,024,416.40, 1,536,624.60 and 491,663.20 is: 737,494.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024,416.40 : 1,536,624.60 = 491,663.20 : x
  2. Step 2: Convert to fraction form
    1,024,416.40/1,536,624.60 = 491,663.20/x
  3. Step 3: Cross multiply
    1,024,416.40x = 1,536,624.60 × 491,663.20
  4. Step 4: Simplify right side
    1,024,416.40x = 755,501,768,034.72
  5. Step 5: Solve for x
    x = 755,501,768,034.72/1,024,416.40
  6. Step 6: Final answer
    x = 737,494.80

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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.