Home / 579,577.30-869,572.80-352,335.24

Finding the Fourth Proportional to 579,577.30, 869,572.80 and 352,335.24

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Solution

The fourth proportional to 579,577.30, 869,572.80 and 352,335.24 is: 528,628.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,577.30 : 869,572.80 = 352,335.24 : x
  2. Step 2: Convert to fraction form
    579,577.30/869,572.80 = 352,335.24/x
  3. Step 3: Cross multiply
    579,577.30x = 869,572.80 × 352,335.24
  4. Step 4: Simplify right side
    579,577.30x = 306,381,141,185.47
  5. Step 5: Solve for x
    x = 306,381,141,185.47/579,577.30
  6. Step 6: Final answer
    x = 528,628.61

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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.