Home / 434,282.30-651,428.31-181,601.18

Finding the Fourth Proportional to 434,282.30, 651,428.31 and 181,601.18

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Solution

The fourth proportional to 434,282.30, 651,428.31 and 181,601.18 is: 272,403.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,282.30 : 651,428.31 = 181,601.18 : x
  2. Step 2: Convert to fraction form
    434,282.30/651,428.31 = 181,601.18/x
  3. Step 3: Cross multiply
    434,282.30x = 651,428.31 × 181,601.18
  4. Step 4: Simplify right side
    434,282.30x = 118,300,149,781.41
  5. Step 5: Solve for x
    x = 118,300,149,781.41/434,282.30
  6. Step 6: Final answer
    x = 272,403.80

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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.