Home / 918,793.11-1,267,833.01-551,250.75

Finding the Fourth Proportional to 918,793.11, 1,267,833.01 and 551,250.75

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Solution

The fourth proportional to 918,793.11, 1,267,833.01 and 551,250.75 is: 760,665.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,793.11 : 1,267,833.01 = 551,250.75 : x
  2. Step 2: Convert to fraction form
    918,793.11/1,267,833.01 = 551,250.75/x
  3. Step 3: Cross multiply
    918,793.11x = 1,267,833.01 × 551,250.75
  4. Step 4: Simplify right side
    918,793.11x = 698,893,897,637.26
  5. Step 5: Solve for x
    x = 698,893,897,637.26/918,793.11
  6. Step 6: Final answer
    x = 760,665.15

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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.