Home / 807,888.60-1,114,835.52-445,292.50

Finding the Fourth Proportional to 807,888.60, 1,114,835.52 and 445,292.50

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Solution

The fourth proportional to 807,888.60, 1,114,835.52 and 445,292.50 is: 614,475.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,888.60 : 1,114,835.52 = 445,292.50 : x
  2. Step 2: Convert to fraction form
    807,888.60/1,114,835.52 = 445,292.50/x
  3. Step 3: Cross multiply
    807,888.60x = 1,114,835.52 × 445,292.50
  4. Step 4: Simplify right side
    807,888.60x = 496,427,895,789.60
  5. Step 5: Solve for x
    x = 496,427,895,789.60/807,888.60
  6. Step 6: Final answer
    x = 614,475.68

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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.