Home / 951,417.48-1,426,127.22-320,112.12

Finding the Fourth Proportional to 951,417.48, 1,426,127.22 and 320,112.12

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Solution

The fourth proportional to 951,417.48, 1,426,127.22 and 320,112.12 is: 479,832.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,417.48 : 1,426,127.22 = 320,112.12 : x
  2. Step 2: Convert to fraction form
    951,417.48/1,426,127.22 = 320,112.12/x
  3. Step 3: Cross multiply
    951,417.48x = 1,426,127.22 × 320,112.12
  4. Step 4: Simplify right side
    951,417.48x = 456,520,607,783.91
  5. Step 5: Solve for x
    x = 456,520,607,783.91/951,417.48
  6. Step 6: Final answer
    x = 479,832.06

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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.