Home / 712,596.60-1,068,965.28-207,162.24

Finding the Fourth Proportional to 712,596.60, 1,068,965.28 and 207,162.24

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Solution

The fourth proportional to 712,596.60, 1,068,965.28 and 207,162.24 is: 310,763.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,596.60 : 1,068,965.28 = 207,162.24 : x
  2. Step 2: Convert to fraction form
    712,596.60/1,068,965.28 = 207,162.24/x
  3. Step 3: Cross multiply
    712,596.60x = 1,068,965.28 × 207,162.24
  4. Step 4: Simplify right side
    712,596.60x = 221,449,241,887.03
  5. Step 5: Solve for x
    x = 221,449,241,887.03/712,596.60
  6. Step 6: Final answer
    x = 310,763.82

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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.