Home / 725,162.80-1,087,312.20-444,881.20

Finding the Fourth Proportional to 725,162.80, 1,087,312.20 and 444,881.20

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Solution

The fourth proportional to 725,162.80, 1,087,312.20 and 444,881.20 is: 667,056.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,162.80 : 1,087,312.20 = 444,881.20 : x
  2. Step 2: Convert to fraction form
    725,162.80/1,087,312.20 = 444,881.20/x
  3. Step 3: Cross multiply
    725,162.80x = 1,087,312.20 × 444,881.20
  4. Step 4: Simplify right side
    725,162.80x = 483,724,756,310.64
  5. Step 5: Solve for x
    x = 483,724,756,310.64/725,162.80
  6. Step 6: Final answer
    x = 667,056.77

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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.