Home / 934,662.78-1,290,265.20-547,424.46

Finding the Fourth Proportional to 934,662.78, 1,290,265.20 and 547,424.46

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Solution

The fourth proportional to 934,662.78, 1,290,265.20 and 547,424.46 is: 755,697.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,662.78 : 1,290,265.20 = 547,424.46 : x
  2. Step 2: Convert to fraction form
    934,662.78/1,290,265.20 = 547,424.46/x
  3. Step 3: Cross multiply
    934,662.78x = 1,290,265.20 × 547,424.46
  4. Step 4: Simplify right side
    934,662.78x = 706,322,730,366.79
  5. Step 5: Solve for x
    x = 706,322,730,366.79/934,662.78
  6. Step 6: Final answer
    x = 755,697.93

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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.