Home / 730,890.60-1,096,335.90-699,397.80

Finding the Fourth Proportional to 730,890.60, 1,096,335.90 and 699,397.80

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Solution

The fourth proportional to 730,890.60, 1,096,335.90 and 699,397.80 is: 1,049,096.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,890.60 : 1,096,335.90 = 699,397.80 : x
  2. Step 2: Convert to fraction form
    730,890.60/1,096,335.90 = 699,397.80/x
  3. Step 3: Cross multiply
    730,890.60x = 1,096,335.90 × 699,397.80
  4. Step 4: Simplify right side
    730,890.60x = 766,774,916,521.02
  5. Step 5: Solve for x
    x = 766,774,916,521.02/730,890.60
  6. Step 6: Final answer
    x = 1,049,096.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.