Home / 854,306.20-1,281,362.10-223,283.80

Finding the Fourth Proportional to 854,306.20, 1,281,362.10 and 223,283.80

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Solution

The fourth proportional to 854,306.20, 1,281,362.10 and 223,283.80 is: 334,900.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,306.20 : 1,281,362.10 = 223,283.80 : x
  2. Step 2: Convert to fraction form
    854,306.20/1,281,362.10 = 223,283.80/x
  3. Step 3: Cross multiply
    854,306.20x = 1,281,362.10 × 223,283.80
  4. Step 4: Simplify right side
    854,306.20x = 286,107,398,863.98
  5. Step 5: Solve for x
    x = 286,107,398,863.98/854,306.20
  6. Step 6: Final answer
    x = 334,900.30

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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.