Home / 781,723.58-1,172,573.06-249,241.02

Finding the Fourth Proportional to 781,723.58, 1,172,573.06 and 249,241.02

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Solution

The fourth proportional to 781,723.58, 1,172,573.06 and 249,241.02 is: 373,857.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,723.58 : 1,172,573.06 = 249,241.02 : x
  2. Step 2: Convert to fraction form
    781,723.58/1,172,573.06 = 249,241.02/x
  3. Step 3: Cross multiply
    781,723.58x = 1,172,573.06 × 249,241.02
  4. Step 4: Simplify right side
    781,723.58x = 292,253,308,649.87
  5. Step 5: Solve for x
    x = 292,253,308,649.87/781,723.58
  6. Step 6: Final answer
    x = 373,857.61

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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.