Home / 918,010.70-1,377,016.05-244,090.70

Finding the Fourth Proportional to 918,010.70, 1,377,016.05 and 244,090.70

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Solution

The fourth proportional to 918,010.70, 1,377,016.05 and 244,090.70 is: 366,136.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,010.70 : 1,377,016.05 = 244,090.70 : x
  2. Step 2: Convert to fraction form
    918,010.70/1,377,016.05 = 244,090.70/x
  3. Step 3: Cross multiply
    918,010.70x = 1,377,016.05 × 244,090.70
  4. Step 4: Simplify right side
    918,010.70x = 336,116,811,555.74
  5. Step 5: Solve for x
    x = 336,116,811,555.74/918,010.70
  6. Step 6: Final answer
    x = 366,136.05

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Double scale
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Similar ratio
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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.