Home / 567,890.10-851,835.15-483,455.70

Finding the Fourth Proportional to 567,890.10, 851,835.15 and 483,455.70

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Solution

The fourth proportional to 567,890.10, 851,835.15 and 483,455.70 is: 725,183.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,890.10 : 851,835.15 = 483,455.70 : x
  2. Step 2: Convert to fraction form
    567,890.10/851,835.15 = 483,455.70/x
  3. Step 3: Cross multiply
    567,890.10x = 851,835.15 × 483,455.70
  4. Step 4: Simplify right side
    567,890.10x = 411,824,558,727.86
  5. Step 5: Solve for x
    x = 411,824,558,727.86/567,890.10
  6. Step 6: Final answer
    x = 725,183.55

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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.