Home / 712,869.58-1,069,471.23-207,441.73

Finding the Fourth Proportional to 712,869.58, 1,069,471.23 and 207,441.73

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Solution

The fourth proportional to 712,869.58, 1,069,471.23 and 207,441.73 is: 311,211.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,869.58 : 1,069,471.23 = 207,441.73 : x
  2. Step 2: Convert to fraction form
    712,869.58/1,069,471.23 = 207,441.73/x
  3. Step 3: Cross multiply
    712,869.58x = 1,069,471.23 × 207,441.73
  4. Step 4: Simplify right side
    712,869.58x = 221,852,962,136.43
  5. Step 5: Solve for x
    x = 221,852,962,136.43/712,869.58
  6. Step 6: Final answer
    x = 311,211.15

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1.5x scale

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.