Home / 912,614.56-1,368,817.23-238,760.89

Finding the Fourth Proportional to 912,614.56, 1,368,817.23 and 238,760.89

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Solution

The fourth proportional to 912,614.56, 1,368,817.23 and 238,760.89 is: 358,113.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,614.56 : 1,368,817.23 = 238,760.89 : x
  2. Step 2: Convert to fraction form
    912,614.56/1,368,817.23 = 238,760.89/x
  3. Step 3: Cross multiply
    912,614.56x = 1,368,817.23 × 238,760.89
  4. Step 4: Simplify right side
    912,614.56x = 326,820,020,082.14
  5. Step 5: Solve for x
    x = 326,820,020,082.14/912,614.56
  6. Step 6: Final answer
    x = 358,113.97

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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.