Home / 1,255,482.59-1,732,492.40-682,517.75

Finding the Fourth Proportional to 1,255,482.59, 1,732,492.40 and 682,517.75

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Solution

The fourth proportional to 1,255,482.59, 1,732,492.40 and 682,517.75 is: 941,834.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,482.59 : 1,732,492.40 = 682,517.75 : x
  2. Step 2: Convert to fraction form
    1,255,482.59/1,732,492.40 = 682,517.75/x
  3. Step 3: Cross multiply
    1,255,482.59x = 1,732,492.40 × 682,517.75
  4. Step 4: Simplify right side
    1,255,482.59x = 1,182,456,802,665.05
  5. Step 5: Solve for x
    x = 1,182,456,802,665.05/1,255,482.59
  6. Step 6: Final answer
    x = 941,834.49

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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.