Home / 439,824.96-607,233.24-302,240.79

Finding the Fourth Proportional to 439,824.96, 607,233.24 and 302,240.79

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Solution

The fourth proportional to 439,824.96, 607,233.24 and 302,240.79 is: 417,281.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,824.96 : 607,233.24 = 302,240.79 : x
  2. Step 2: Convert to fraction form
    439,824.96/607,233.24 = 302,240.79/x
  3. Step 3: Cross multiply
    439,824.96x = 607,233.24 × 302,240.79
  4. Step 4: Simplify right side
    439,824.96x = 183,530,654,171.86
  5. Step 5: Solve for x
    x = 183,530,654,171.86/439,824.96
  6. Step 6: Final answer
    x = 417,281.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.