Home / 992,636.18-1,485,793.27-790,688.58

Finding the Fourth Proportional to 992,636.18, 1,485,793.27 and 790,688.58

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Solution

The fourth proportional to 992,636.18, 1,485,793.27 and 790,688.58 is: 1,183,514.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,636.18 : 1,485,793.27 = 790,688.58 : x
  2. Step 2: Convert to fraction form
    992,636.18/1,485,793.27 = 790,688.58/x
  3. Step 3: Cross multiply
    992,636.18x = 1,485,793.27 × 790,688.58
  4. Step 4: Simplify right side
    992,636.18x = 1,174,799,770,829.86
  5. Step 5: Solve for x
    x = 1,174,799,770,829.86/992,636.18
  6. Step 6: Final answer
    x = 1,183,514.96

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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.