Home / 712,247.97-1,068,456.40-446,030.54

Finding the Fourth Proportional to 712,247.97, 1,068,456.40 and 446,030.54

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Solution

The fourth proportional to 712,247.97, 1,068,456.40 and 446,030.54 is: 669,098.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,247.97 : 1,068,456.40 = 446,030.54 : x
  2. Step 2: Convert to fraction form
    712,247.97/1,068,456.40 = 446,030.54/x
  3. Step 3: Cross multiply
    712,247.97x = 1,068,456.40 × 446,030.54
  4. Step 4: Simplify right side
    712,247.97x = 476,564,185,058.46
  5. Step 5: Solve for x
    x = 476,564,185,058.46/712,247.97
  6. Step 6: Final answer
    x = 669,098.69

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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.