Home / 429,143.52-592,081.20-247,831.56

Finding the Fourth Proportional to 429,143.52, 592,081.20 and 247,831.56

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Solution

The fourth proportional to 429,143.52, 592,081.20 and 247,831.56 is: 341,928.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,143.52 : 592,081.20 = 247,831.56 : x
  2. Step 2: Convert to fraction form
    429,143.52/592,081.20 = 247,831.56/x
  3. Step 3: Cross multiply
    429,143.52x = 592,081.20 × 247,831.56
  4. Step 4: Simplify right side
    429,143.52x = 146,736,407,442.67
  5. Step 5: Solve for x
    x = 146,736,407,442.67/429,143.52
  6. Step 6: Final answer
    x = 341,928.52

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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.