Home / 375,126.10-517,674.04-205,360.22

Finding the Fourth Proportional to 375,126.10, 517,674.04 and 205,360.22

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Solution

The fourth proportional to 375,126.10, 517,674.04 and 205,360.22 is: 283,397.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,126.10 : 517,674.04 = 205,360.22 : x
  2. Step 2: Convert to fraction form
    375,126.10/517,674.04 = 205,360.22/x
  3. Step 3: Cross multiply
    375,126.10x = 517,674.04 × 205,360.22
  4. Step 4: Simplify right side
    375,126.10x = 106,309,654,742.69
  5. Step 5: Solve for x
    x = 106,309,654,742.69/375,126.10
  6. Step 6: Final answer
    x = 283,397.12

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1.5x scale

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.