Home / 915,595.23-1,373,259.13-266,997.14

Finding the Fourth Proportional to 915,595.23, 1,373,259.13 and 266,997.14

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Solution

The fourth proportional to 915,595.23, 1,373,259.13 and 266,997.14 is: 400,456.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,595.23 : 1,373,259.13 = 266,997.14 : x
  2. Step 2: Convert to fraction form
    915,595.23/1,373,259.13 = 266,997.14/x
  3. Step 3: Cross multiply
    915,595.23x = 1,373,259.13 × 266,997.14
  4. Step 4: Simplify right side
    915,595.23x = 366,656,260,188.89
  5. Step 5: Solve for x
    x = 366,656,260,188.89/915,595.23
  6. Step 6: Final answer
    x = 400,456.72

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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.