Home / 861,652.27-1,290,553.84-624,450.25

Finding the Fourth Proportional to 861,652.27, 1,290,553.84 and 624,450.25

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Solution

The fourth proportional to 861,652.27, 1,290,553.84 and 624,450.25 is: 935,280.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,652.27 : 1,290,553.84 = 624,450.25 : x
  2. Step 2: Convert to fraction form
    861,652.27/1,290,553.84 = 624,450.25/x
  3. Step 3: Cross multiply
    861,652.27x = 1,290,553.84 × 624,450.25
  4. Step 4: Simplify right side
    861,652.27x = 805,886,668,026.46
  5. Step 5: Solve for x
    x = 805,886,668,026.46/861,652.27
  6. Step 6: Final answer
    x = 935,280.62

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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.