Home / 434,686.77-651,569.94-146,223.80

Finding the Fourth Proportional to 434,686.77, 651,569.94 and 146,223.80

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Solution

The fourth proportional to 434,686.77, 651,569.94 and 146,223.80 is: 219,180.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,686.77 : 651,569.94 = 146,223.80 : x
  2. Step 2: Convert to fraction form
    434,686.77/651,569.94 = 146,223.80/x
  3. Step 3: Cross multiply
    434,686.77x = 651,569.94 × 146,223.80
  4. Step 4: Simplify right side
    434,686.77x = 95,275,029,334.72
  5. Step 5: Solve for x
    x = 95,275,029,334.72/434,686.77
  6. Step 6: Final answer
    x = 219,180.88

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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.