Home / 900,588.46-1,350,882.42-339,491.74

Finding the Fourth Proportional to 900,588.46, 1,350,882.42 and 339,491.74

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Solution

The fourth proportional to 900,588.46, 1,350,882.42 and 339,491.74 is: 509,237.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,588.46 : 1,350,882.42 = 339,491.74 : x
  2. Step 2: Convert to fraction form
    900,588.46/1,350,882.42 = 339,491.74/x
  3. Step 3: Cross multiply
    900,588.46x = 1,350,882.42 × 339,491.74
  4. Step 4: Simplify right side
    900,588.46x = 458,613,423,301.21
  5. Step 5: Solve for x
    x = 458,613,423,301.21/900,588.46
  6. Step 6: Final answer
    x = 509,237.51

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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.