Home / 803,642.20-1,205,463.30-626,282.20

Finding the Fourth Proportional to 803,642.20, 1,205,463.30 and 626,282.20

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Solution

The fourth proportional to 803,642.20, 1,205,463.30 and 626,282.20 is: 939,423.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,642.20 : 1,205,463.30 = 626,282.20 : x
  2. Step 2: Convert to fraction form
    803,642.20/1,205,463.30 = 626,282.20/x
  3. Step 3: Cross multiply
    803,642.20x = 1,205,463.30 × 626,282.20
  4. Step 4: Simplify right side
    803,642.20x = 754,960,207,543.26
  5. Step 5: Solve for x
    x = 754,960,207,543.26/803,642.20
  6. Step 6: Final answer
    x = 939,423.30

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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.