Home / 934,731.60-1,288,418.49-730,427.52

Finding the Fourth Proportional to 934,731.60, 1,288,418.49 and 730,427.52

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Solution

The fourth proportional to 934,731.60, 1,288,418.49 and 730,427.52 is: 1,006,809.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,731.60 : 1,288,418.49 = 730,427.52 : x
  2. Step 2: Convert to fraction form
    934,731.60/1,288,418.49 = 730,427.52/x
  3. Step 3: Cross multiply
    934,731.60x = 1,288,418.49 × 730,427.52
  4. Step 4: Simplify right side
    934,731.60x = 941,096,322,372.85
  5. Step 5: Solve for x
    x = 941,096,322,372.85/934,731.60
  6. Step 6: Final answer
    x = 1,006,809.14

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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.