Home / 977,108.70-1,465,663.05-725,166.30

Finding the Fourth Proportional to 977,108.70, 1,465,663.05 and 725,166.30

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Solution

The fourth proportional to 977,108.70, 1,465,663.05 and 725,166.30 is: 1,087,749.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,108.70 : 1,465,663.05 = 725,166.30 : x
  2. Step 2: Convert to fraction form
    977,108.70/1,465,663.05 = 725,166.30/x
  3. Step 3: Cross multiply
    977,108.70x = 1,465,663.05 × 725,166.30
  4. Step 4: Simplify right side
    977,108.70x = 1,062,849,451,015.22
  5. Step 5: Solve for x
    x = 1,062,849,451,015.22/977,108.70
  6. Step 6: Final answer
    x = 1,087,749.45

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Similar ratio
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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.