Home / 330,827.49-456,541.92-187,587.50

Finding the Fourth Proportional to 330,827.49, 456,541.92 and 187,587.50

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Solution

The fourth proportional to 330,827.49, 456,541.92 and 187,587.50 is: 258,870.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,827.49 : 456,541.92 = 187,587.50 : x
  2. Step 2: Convert to fraction form
    330,827.49/456,541.92 = 187,587.50/x
  3. Step 3: Cross multiply
    330,827.49x = 456,541.92 × 187,587.50
  4. Step 4: Simplify right side
    330,827.49x = 85,641,555,135.29
  5. Step 5: Solve for x
    x = 85,641,555,135.29/330,827.49
  6. Step 6: Final answer
    x = 258,870.73

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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.