Home / 839,065.88-1,257,599.28-483,343.04

Finding the Fourth Proportional to 839,065.88, 1,257,599.28 and 483,343.04

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Solution

The fourth proportional to 839,065.88, 1,257,599.28 and 483,343.04 is: 724,438.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,065.88 : 1,257,599.28 = 483,343.04 : x
  2. Step 2: Convert to fraction form
    839,065.88/1,257,599.28 = 483,343.04/x
  3. Step 3: Cross multiply
    839,065.88x = 1,257,599.28 × 483,343.04
  4. Step 4: Simplify right side
    839,065.88x = 607,851,859,097.01
  5. Step 5: Solve for x
    x = 607,851,859,097.01/839,065.88
  6. Step 6: Final answer
    x = 724,438.78

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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.