Home / 712,846.17-1,069,271.45-180,367.09

Finding the Fourth Proportional to 712,846.17, 1,069,271.45 and 180,367.09

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Solution

The fourth proportional to 712,846.17, 1,069,271.45 and 180,367.09 is: 270,551.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,846.17 : 1,069,271.45 = 180,367.09 : x
  2. Step 2: Convert to fraction form
    712,846.17/1,069,271.45 = 180,367.09/x
  3. Step 3: Cross multiply
    712,846.17x = 1,069,271.45 × 180,367.09
  4. Step 4: Simplify right side
    712,846.17x = 192,861,376,957.94
  5. Step 5: Solve for x
    x = 192,861,376,957.94/712,846.17
  6. Step 6: Final answer
    x = 270,551.19

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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.