Home / 750,550.60-1,125,825.90-376,438.60

Finding the Fourth Proportional to 750,550.60, 1,125,825.90 and 376,438.60

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Solution

The fourth proportional to 750,550.60, 1,125,825.90 and 376,438.60 is: 564,657.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,550.60 : 1,125,825.90 = 376,438.60 : x
  2. Step 2: Convert to fraction form
    750,550.60/1,125,825.90 = 376,438.60/x
  3. Step 3: Cross multiply
    750,550.60x = 1,125,825.90 × 376,438.60
  4. Step 4: Simplify right side
    750,550.60x = 423,804,325,639.74
  5. Step 5: Solve for x
    x = 423,804,325,639.74/750,550.60
  6. Step 6: Final answer
    x = 564,657.90

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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.