Home / 558,702.30-771,025.32-304,069.62

Finding the Fourth Proportional to 558,702.30, 771,025.32 and 304,069.62

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Solution

The fourth proportional to 558,702.30, 771,025.32 and 304,069.62 is: 419,624.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,702.30 : 771,025.32 = 304,069.62 : x
  2. Step 2: Convert to fraction form
    558,702.30/771,025.32 = 304,069.62/x
  3. Step 3: Cross multiply
    558,702.30x = 771,025.32 × 304,069.62
  4. Step 4: Simplify right side
    558,702.30x = 234,445,376,062.78
  5. Step 5: Solve for x
    x = 234,445,376,062.78/558,702.30
  6. Step 6: Final answer
    x = 419,624.86

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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.