Home / 934,733.60-1,288,421.25-730,429.52

Finding the Fourth Proportional to 934,733.60, 1,288,421.25 and 730,429.52

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Solution

The fourth proportional to 934,733.60, 1,288,421.25 and 730,429.52 is: 1,006,811.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,733.60 : 1,288,421.25 = 730,429.52 : x
  2. Step 2: Convert to fraction form
    934,733.60/1,288,421.25 = 730,429.52/x
  3. Step 3: Cross multiply
    934,733.60x = 1,288,421.25 × 730,429.52
  4. Step 4: Simplify right side
    934,733.60x = 941,100,915,195.30
  5. Step 5: Solve for x
    x = 941,100,915,195.30/934,733.60
  6. Step 6: Final answer
    x = 1,006,811.90

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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.