Home / 434,280.92-651,344.76-167,822.37

Finding the Fourth Proportional to 434,280.92, 651,344.76 and 167,822.37

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Solution

The fourth proportional to 434,280.92, 651,344.76 and 167,822.37 is: 251,703.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,280.92 : 651,344.76 = 167,822.37 : x
  2. Step 2: Convert to fraction form
    434,280.92/651,344.76 = 167,822.37/x
  3. Step 3: Cross multiply
    434,280.92x = 651,344.76 × 167,822.37
  4. Step 4: Simplify right side
    434,280.92x = 109,310,221,310.28
  5. Step 5: Solve for x
    x = 109,310,221,310.28/434,280.92
  6. Step 6: Final answer
    x = 251,703.95

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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.