Home / 885,856.92-1,222,465.50-483,451.80

Finding the Fourth Proportional to 885,856.92, 1,222,465.50 and 483,451.80

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Solution

The fourth proportional to 885,856.92, 1,222,465.50 and 483,451.80 is: 667,154.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,856.92 : 1,222,465.50 = 483,451.80 : x
  2. Step 2: Convert to fraction form
    885,856.92/1,222,465.50 = 483,451.80/x
  3. Step 3: Cross multiply
    885,856.92x = 1,222,465.50 × 483,451.80
  4. Step 4: Simplify right side
    885,856.92x = 591,003,146,412.90
  5. Step 5: Solve for x
    x = 591,003,146,412.90/885,856.92
  6. Step 6: Final answer
    x = 667,154.18

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.