Home / 558,856.10-771,221.50-304,207.26

Finding the Fourth Proportional to 558,856.10, 771,221.50 and 304,207.26

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Solution

The fourth proportional to 558,856.10, 771,221.50 and 304,207.26 is: 419,806.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,856.10 : 771,221.50 = 304,207.26 : x
  2. Step 2: Convert to fraction form
    558,856.10/771,221.50 = 304,207.26/x
  3. Step 3: Cross multiply
    558,856.10x = 771,221.50 × 304,207.26
  4. Step 4: Simplify right side
    558,856.10x = 234,611,179,368.09
  5. Step 5: Solve for x
    x = 234,611,179,368.09/558,856.10
  6. Step 6: Final answer
    x = 419,806.06

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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.