Home / 825,272.20-1,137,559.70-650,557.50

Finding the Fourth Proportional to 825,272.20, 1,137,559.70 and 650,557.50

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Solution

The fourth proportional to 825,272.20, 1,137,559.70 and 650,557.50 is: 896,732.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,272.20 : 1,137,559.70 = 650,557.50 : x
  2. Step 2: Convert to fraction form
    825,272.20/1,137,559.70 = 650,557.50/x
  3. Step 3: Cross multiply
    825,272.20x = 1,137,559.70 × 650,557.50
  4. Step 4: Simplify right side
    825,272.20x = 740,047,998,292.07
  5. Step 5: Solve for x
    x = 740,047,998,292.07/825,272.20
  6. Step 6: Final answer
    x = 896,732.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.