Home / 725,095.80-1,087,211.70-444,814.20

Finding the Fourth Proportional to 725,095.80, 1,087,211.70 and 444,814.20

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Solution

The fourth proportional to 725,095.80, 1,087,211.70 and 444,814.20 is: 666,956.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,095.80 : 1,087,211.70 = 444,814.20 : x
  2. Step 2: Convert to fraction form
    725,095.80/1,087,211.70 = 444,814.20/x
  3. Step 3: Cross multiply
    725,095.80x = 1,087,211.70 × 444,814.20
  4. Step 4: Simplify right side
    725,095.80x = 483,607,202,566.14
  5. Step 5: Solve for x
    x = 483,607,202,566.14/725,095.80
  6. Step 6: Final answer
    x = 666,956.29

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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.