Home / 954,647.20-1,432,005.36-323,621.92

Finding the Fourth Proportional to 954,647.20, 1,432,005.36 and 323,621.92

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Solution

The fourth proportional to 954,647.20, 1,432,005.36 and 323,621.92 is: 485,444.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,647.20 : 1,432,005.36 = 323,621.92 : x
  2. Step 2: Convert to fraction form
    954,647.20/1,432,005.36 = 323,621.92/x
  3. Step 3: Cross multiply
    954,647.20x = 1,432,005.36 × 323,621.92
  4. Step 4: Simplify right side
    954,647.20x = 463,428,324,053.49
  5. Step 5: Solve for x
    x = 463,428,324,053.49/954,647.20
  6. Step 6: Final answer
    x = 485,444.60

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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.