Home / 859,194.03-1,289,323.25-499,534.13

Finding the Fourth Proportional to 859,194.03, 1,289,323.25 and 499,534.13

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Solution

The fourth proportional to 859,194.03, 1,289,323.25 and 499,534.13 is: 749,610.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,194.03 : 1,289,323.25 = 499,534.13 : x
  2. Step 2: Convert to fraction form
    859,194.03/1,289,323.25 = 499,534.13/x
  3. Step 3: Cross multiply
    859,194.03x = 1,289,323.25 × 499,534.13
  4. Step 4: Simplify right side
    859,194.03x = 644,060,967,977.52
  5. Step 5: Solve for x
    x = 644,060,967,977.52/859,194.03
  6. Step 6: Final answer
    x = 749,610.62

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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.