Home / 918,335.20-1,377,502.80-599,470.60

Finding the Fourth Proportional to 918,335.20, 1,377,502.80 and 599,470.60

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Solution

The fourth proportional to 918,335.20, 1,377,502.80 and 599,470.60 is: 899,205.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,335.20 : 1,377,502.80 = 599,470.60 : x
  2. Step 2: Convert to fraction form
    918,335.20/1,377,502.80 = 599,470.60/x
  3. Step 3: Cross multiply
    918,335.20x = 1,377,502.80 × 599,470.60
  4. Step 4: Simplify right side
    918,335.20x = 825,772,430,017.68
  5. Step 5: Solve for x
    x = 825,772,430,017.68/918,335.20
  6. Step 6: Final answer
    x = 899,205.90

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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.