Home / 997,572.30-1,496,358.45-498,756.30

Finding the Fourth Proportional to 997,572.30, 1,496,358.45 and 498,756.30

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Solution

The fourth proportional to 997,572.30, 1,496,358.45 and 498,756.30 is: 748,134.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,572.30 : 1,496,358.45 = 498,756.30 : x
  2. Step 2: Convert to fraction form
    997,572.30/1,496,358.45 = 498,756.30/x
  3. Step 3: Cross multiply
    997,572.30x = 1,496,358.45 × 498,756.30
  4. Step 4: Simplify right side
    997,572.30x = 746,318,203,995.74
  5. Step 5: Solve for x
    x = 746,318,203,995.74/997,572.30
  6. Step 6: Final answer
    x = 748,134.45

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Half scale
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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.