Home / 472,432.07-651,928.15-268,454.69

Finding the Fourth Proportional to 472,432.07, 651,928.15 and 268,454.69

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Solution

The fourth proportional to 472,432.07, 651,928.15 and 268,454.69 is: 370,451.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,432.07 : 651,928.15 = 268,454.69 : x
  2. Step 2: Convert to fraction form
    472,432.07/651,928.15 = 268,454.69/x
  3. Step 3: Cross multiply
    472,432.07x = 651,928.15 × 268,454.69
  4. Step 4: Simplify right side
    472,432.07x = 175,013,165,479.75
  5. Step 5: Solve for x
    x = 175,013,165,479.75/472,432.07
  6. Step 6: Final answer
    x = 370,451.49

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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.