Home / 955,286.16-1,318,294.86-525,557.06

Finding the Fourth Proportional to 955,286.16, 1,318,294.86 and 525,557.06

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Solution

The fourth proportional to 955,286.16, 1,318,294.86 and 525,557.06 is: 725,268.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,286.16 : 1,318,294.86 = 525,557.06 : x
  2. Step 2: Convert to fraction form
    955,286.16/1,318,294.86 = 525,557.06/x
  3. Step 3: Cross multiply
    955,286.16x = 1,318,294.86 × 525,557.06
  4. Step 4: Simplify right side
    955,286.16x = 692,839,172,159.61
  5. Step 5: Solve for x
    x = 692,839,172,159.61/955,286.16
  6. Step 6: Final answer
    x = 725,268.72

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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.