Home / 955,310.04-1,318,278.84-525,579.12

Finding the Fourth Proportional to 955,310.04, 1,318,278.84 and 525,579.12

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Solution

The fourth proportional to 955,310.04, 1,318,278.84 and 525,579.12 is: 725,272.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,310.04 : 1,318,278.84 = 525,579.12 : x
  2. Step 2: Convert to fraction form
    955,310.04/1,318,278.84 = 525,579.12/x
  3. Step 3: Cross multiply
    955,310.04x = 1,318,278.84 × 525,579.12
  4. Step 4: Simplify right side
    955,310.04x = 692,859,832,641.82
  5. Step 5: Solve for x
    x = 692,859,832,641.82/955,310.04
  6. Step 6: Final answer
    x = 725,272.22

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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.