Home / 918,108.30-1,377,162.45-883,116.30

Finding the Fourth Proportional to 918,108.30, 1,377,162.45 and 883,116.30

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Solution

The fourth proportional to 918,108.30, 1,377,162.45 and 883,116.30 is: 1,324,674.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,108.30 : 1,377,162.45 = 883,116.30 : x
  2. Step 2: Convert to fraction form
    918,108.30/1,377,162.45 = 883,116.30/x
  3. Step 3: Cross multiply
    918,108.30x = 1,377,162.45 × 883,116.30
  4. Step 4: Simplify right side
    918,108.30x = 1,216,194,607,342.94
  5. Step 5: Solve for x
    x = 1,216,194,607,342.94/918,108.30
  6. Step 6: Final answer
    x = 1,324,674.45

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Double scale
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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.