Home / 749,978.19-1,125,084.60-244,421.69

Finding the Fourth Proportional to 749,978.19, 1,125,084.60 and 244,421.69

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Solution

The fourth proportional to 749,978.19, 1,125,084.60 and 244,421.69 is: 366,670.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,978.19 : 1,125,084.60 = 244,421.69 : x
  2. Step 2: Convert to fraction form
    749,978.19/1,125,084.60 = 244,421.69/x
  3. Step 3: Cross multiply
    749,978.19x = 1,125,084.60 × 244,421.69
  4. Step 4: Simplify right side
    749,978.19x = 274,995,073,699.55
  5. Step 5: Solve for x
    x = 274,995,073,699.55/749,978.19
  6. Step 6: Final answer
    x = 366,670.76

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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.