Home / 875,110.40-1,312,665.60-244,023.20

Finding the Fourth Proportional to 875,110.40, 1,312,665.60 and 244,023.20

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Solution

The fourth proportional to 875,110.40, 1,312,665.60 and 244,023.20 is: 366,034.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,110.40 : 1,312,665.60 = 244,023.20 : x
  2. Step 2: Convert to fraction form
    875,110.40/1,312,665.60 = 244,023.20/x
  3. Step 3: Cross multiply
    875,110.40x = 1,312,665.60 × 244,023.20
  4. Step 4: Simplify right side
    875,110.40x = 320,320,860,241.92
  5. Step 5: Solve for x
    x = 320,320,860,241.92/875,110.40
  6. Step 6: Final answer
    x = 366,034.80

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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.