Home / 375,003.12-517,501.26-205,236.84

Finding the Fourth Proportional to 375,003.12, 517,501.26 and 205,236.84

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Solution

The fourth proportional to 375,003.12, 517,501.26 and 205,236.84 is: 283,225.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,003.12 : 517,501.26 = 205,236.84 : x
  2. Step 2: Convert to fraction form
    375,003.12/517,501.26 = 205,236.84/x
  3. Step 3: Cross multiply
    375,003.12x = 517,501.26 × 205,236.84
  4. Step 4: Simplify right side
    375,003.12x = 106,210,323,298.42
  5. Step 5: Solve for x
    x = 106,210,323,298.42/375,003.12
  6. Step 6: Final answer
    x = 283,225.17

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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.