Home / 612,110.20-844,695.20-340,171.24

Finding the Fourth Proportional to 612,110.20, 844,695.20 and 340,171.24

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Solution

The fourth proportional to 612,110.20, 844,695.20 and 340,171.24 is: 469,426.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,110.20 : 844,695.20 = 340,171.24 : x
  2. Step 2: Convert to fraction form
    612,110.20/844,695.20 = 340,171.24/x
  3. Step 3: Cross multiply
    612,110.20x = 844,695.20 × 340,171.24
  4. Step 4: Simplify right side
    612,110.20x = 287,341,013,606.05
  5. Step 5: Solve for x
    x = 287,341,013,606.05/612,110.20
  6. Step 6: Final answer
    x = 469,426.93

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1.5x scale

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.