Home / 375,106.24-517,627.20-205,308.16

Finding the Fourth Proportional to 375,106.24, 517,627.20 and 205,308.16

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Solution

The fourth proportional to 375,106.24, 517,627.20 and 205,308.16 is: 283,314.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,106.24 : 517,627.20 = 205,308.16 : x
  2. Step 2: Convert to fraction form
    375,106.24/517,627.20 = 205,308.16/x
  3. Step 3: Cross multiply
    375,106.24x = 517,627.20 × 205,308.16
  4. Step 4: Simplify right side
    375,106.24x = 106,273,087,997.95
  5. Step 5: Solve for x
    x = 106,273,087,997.95/375,106.24
  6. Step 6: Final answer
    x = 283,314.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.