Home / 374,828.20-517,298.52-205,087.84

Finding the Fourth Proportional to 374,828.20, 517,298.52 and 205,087.84

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Solution

The fourth proportional to 374,828.20, 517,298.52 and 205,087.84 is: 283,040.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,828.20 : 517,298.52 = 205,087.84 : x
  2. Step 2: Convert to fraction form
    374,828.20/517,298.52 = 205,087.84/x
  3. Step 3: Cross multiply
    374,828.20x = 517,298.52 × 205,087.84
  4. Step 4: Simplify right side
    374,828.20x = 106,091,636,102.00
  5. Step 5: Solve for x
    x = 106,091,636,102.00/374,828.20
  6. Step 6: Final answer
    x = 283,040.70

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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.