Home / 558,354.24-770,597.25-328,899.66

Finding the Fourth Proportional to 558,354.24, 770,597.25 and 328,899.66

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Solution

The fourth proportional to 558,354.24, 770,597.25 and 328,899.66 is: 453,921.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,354.24 : 770,597.25 = 328,899.66 : x
  2. Step 2: Convert to fraction form
    558,354.24/770,597.25 = 328,899.66/x
  3. Step 3: Cross multiply
    558,354.24x = 770,597.25 × 328,899.66
  4. Step 4: Simplify right side
    558,354.24x = 253,449,173,521.94
  5. Step 5: Solve for x
    x = 253,449,173,521.94/558,354.24
  6. Step 6: Final answer
    x = 453,921.82

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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.