Home / 866,729.40-1,300,466.28-334,624.14

Finding the Fourth Proportional to 866,729.40, 1,300,466.28 and 334,624.14

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Solution

The fourth proportional to 866,729.40, 1,300,466.28 and 334,624.14 is: 502,079.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,729.40 : 1,300,466.28 = 334,624.14 : x
  2. Step 2: Convert to fraction form
    866,729.40/1,300,466.28 = 334,624.14/x
  3. Step 3: Cross multiply
    866,729.40x = 1,300,466.28 × 334,624.14
  4. Step 4: Simplify right side
    866,729.40x = 435,167,410,544.00
  5. Step 5: Solve for x
    x = 435,167,410,544.00/866,729.40
  6. Step 6: Final answer
    x = 502,079.90

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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.