Home / 369,774.72-553,573.44-229,080.96

Finding the Fourth Proportional to 369,774.72, 553,573.44 and 229,080.96

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Solution

The fourth proportional to 369,774.72, 553,573.44 and 229,080.96 is: 342,947.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,774.72 : 553,573.44 = 229,080.96 : x
  2. Step 2: Convert to fraction form
    369,774.72/553,573.44 = 229,080.96/x
  3. Step 3: Cross multiply
    369,774.72x = 553,573.44 × 229,080.96
  4. Step 4: Simplify right side
    369,774.72x = 126,813,135,065.70
  5. Step 5: Solve for x
    x = 126,813,135,065.70/369,774.72
  6. Step 6: Final answer
    x = 342,947.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.