Home / 651,273.88-975,228.38-449,492.80

Finding the Fourth Proportional to 651,273.88, 975,228.38 and 449,492.80

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Solution

The fourth proportional to 651,273.88, 975,228.38 and 449,492.80 is: 673,078.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,273.88 : 975,228.38 = 449,492.80 : x
  2. Step 2: Convert to fraction form
    651,273.88/975,228.38 = 449,492.80/x
  3. Step 3: Cross multiply
    651,273.88x = 975,228.38 × 449,492.80
  4. Step 4: Simplify right side
    651,273.88x = 438,358,135,165.66
  5. Step 5: Solve for x
    x = 438,358,135,165.66/651,273.88
  6. Step 6: Final answer
    x = 673,078.02

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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.