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Finding the Fourth Proportional to 650,290.90, 897,436.30 and 363,793.90

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Solution

The fourth proportional to 650,290.90, 897,436.30 and 363,793.90 is: 502,055.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,290.90 : 897,436.30 = 363,793.90 : x
  2. Step 2: Convert to fraction form
    650,290.90/897,436.30 = 363,793.90/x
  3. Step 3: Cross multiply
    650,290.90x = 897,436.30 × 363,793.90
  4. Step 4: Simplify right side
    650,290.90x = 326,481,847,091.39
  5. Step 5: Solve for x
    x = 326,481,847,091.39/650,290.90
  6. Step 6: Final answer
    x = 502,055.08

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1.5x scale

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.