Home / 858,922.70-1,288,384.05-606,980.30

Finding the Fourth Proportional to 858,922.70, 1,288,384.05 and 606,980.30

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Solution

The fourth proportional to 858,922.70, 1,288,384.05 and 606,980.30 is: 910,470.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,922.70 : 1,288,384.05 = 606,980.30 : x
  2. Step 2: Convert to fraction form
    858,922.70/1,288,384.05 = 606,980.30/x
  3. Step 3: Cross multiply
    858,922.70x = 1,288,384.05 × 606,980.30
  4. Step 4: Simplify right side
    858,922.70x = 782,023,737,184.22
  5. Step 5: Solve for x
    x = 782,023,737,184.22/858,922.70
  6. Step 6: Final answer
    x = 910,470.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.