Home / 709,957.91-1,062,443.23-611,309.63

Finding the Fourth Proportional to 709,957.91, 1,062,443.23 and 611,309.63

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Solution

The fourth proportional to 709,957.91, 1,062,443.23 and 611,309.63 is: 914,817.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,957.91 : 1,062,443.23 = 611,309.63 : x
  2. Step 2: Convert to fraction form
    709,957.91/1,062,443.23 = 611,309.63/x
  3. Step 3: Cross multiply
    709,957.91x = 1,062,443.23 × 611,309.63
  4. Step 4: Simplify right side
    709,957.91x = 649,481,782,393.76
  5. Step 5: Solve for x
    x = 649,481,782,393.76/709,957.91
  6. Step 6: Final answer
    x = 914,817.30

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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.