Home / 934,026.78-1,288,988.56-552,380.70

Finding the Fourth Proportional to 934,026.78, 1,288,988.56 and 552,380.70

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Solution

The fourth proportional to 934,026.78, 1,288,988.56 and 552,380.70 is: 762,304.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,026.78 : 1,288,988.56 = 552,380.70 : x
  2. Step 2: Convert to fraction form
    934,026.78/1,288,988.56 = 552,380.70/x
  3. Step 3: Cross multiply
    934,026.78x = 1,288,988.56 × 552,380.70
  4. Step 4: Simplify right side
    934,026.78x = 712,012,403,064.79
  5. Step 5: Solve for x
    x = 712,012,403,064.79/934,026.78
  6. Step 6: Final answer
    x = 762,304.06

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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.