Home / 808,759.13-1,213,294.22-310,084.25

Finding the Fourth Proportional to 808,759.13, 1,213,294.22 and 310,084.25

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Solution

The fourth proportional to 808,759.13, 1,213,294.22 and 310,084.25 is: 465,186.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,759.13 : 1,213,294.22 = 310,084.25 : x
  2. Step 2: Convert to fraction form
    808,759.13/1,213,294.22 = 310,084.25/x
  3. Step 3: Cross multiply
    808,759.13x = 1,213,294.22 × 310,084.25
  4. Step 4: Simplify right side
    808,759.13x = 376,223,426,687.61
  5. Step 5: Solve for x
    x = 376,223,426,687.61/808,759.13
  6. Step 6: Final answer
    x = 465,186.00

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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.