Home / 465,727.28-698,607.32-181,439.12

Finding the Fourth Proportional to 465,727.28, 698,607.32 and 181,439.12

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Solution

The fourth proportional to 465,727.28, 698,607.32 and 181,439.12 is: 272,165.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,727.28 : 698,607.32 = 181,439.12 : x
  2. Step 2: Convert to fraction form
    465,727.28/698,607.32 = 181,439.12/x
  3. Step 3: Cross multiply
    465,727.28x = 698,607.32 × 181,439.12
  4. Step 4: Simplify right side
    465,727.28x = 126,754,697,366.36
  5. Step 5: Solve for x
    x = 126,754,697,366.36/465,727.28
  6. Step 6: Final answer
    x = 272,165.07

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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.