Home / 992,174.67-1,488,923.78-361,088.28

Finding the Fourth Proportional to 992,174.67, 1,488,923.78 and 361,088.28

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Solution

The fourth proportional to 992,174.67, 1,488,923.78 and 361,088.28 is: 541,873.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,174.67 : 1,488,923.78 = 361,088.28 : x
  2. Step 2: Convert to fraction form
    992,174.67/1,488,923.78 = 361,088.28/x
  3. Step 3: Cross multiply
    992,174.67x = 1,488,923.78 × 361,088.28
  4. Step 4: Simplify right side
    992,174.67x = 537,632,924,965.86
  5. Step 5: Solve for x
    x = 537,632,924,965.86/992,174.67
  6. Step 6: Final answer
    x = 541,873.26

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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.