Home / 374,046.12-516,184.22-212,901.17

Finding the Fourth Proportional to 374,046.12, 516,184.22 and 212,901.17

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Solution

The fourth proportional to 374,046.12, 516,184.22 and 212,901.17 is: 293,803.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,046.12 : 516,184.22 = 212,901.17 : x
  2. Step 2: Convert to fraction form
    374,046.12/516,184.22 = 212,901.17/x
  3. Step 3: Cross multiply
    374,046.12x = 516,184.22 × 212,901.17
  4. Step 4: Simplify right side
    374,046.12x = 109,896,224,373.54
  5. Step 5: Solve for x
    x = 109,896,224,373.54/374,046.12
  6. Step 6: Final answer
    x = 293,803.94

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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.