Home / 934,611.78-1,290,194.82-547,373.46

Finding the Fourth Proportional to 934,611.78, 1,290,194.82 and 547,373.46

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Solution

The fourth proportional to 934,611.78, 1,290,194.82 and 547,373.46 is: 755,627.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,611.78 : 1,290,194.82 = 547,373.46 : x
  2. Step 2: Convert to fraction form
    934,611.78/1,290,194.82 = 547,373.46/x
  3. Step 3: Cross multiply
    934,611.78x = 1,290,194.82 × 547,373.46
  4. Step 4: Simplify right side
    934,611.78x = 706,218,402,697.48
  5. Step 5: Solve for x
    x = 706,218,402,697.48/934,611.78
  6. Step 6: Final answer
    x = 755,627.54

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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.