Home / 934,728.59-1,288,414.35-730,424.52

Finding the Fourth Proportional to 934,728.59, 1,288,414.35 and 730,424.52

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Solution

The fourth proportional to 934,728.59, 1,288,414.35 and 730,424.52 is: 1,006,805.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,728.59 : 1,288,414.35 = 730,424.52 : x
  2. Step 2: Convert to fraction form
    934,728.59/1,288,414.35 = 730,424.52/x
  3. Step 3: Cross multiply
    934,728.59x = 1,288,414.35 × 730,424.52
  4. Step 4: Simplify right side
    934,728.59x = 941,089,433,159.86
  5. Step 5: Solve for x
    x = 941,089,433,159.86/934,728.59
  6. Step 6: Final answer
    x = 1,006,805.01

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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.