Home / 859,267.44-1,286,938.87-410,304.35

Finding the Fourth Proportional to 859,267.44, 1,286,938.87 and 410,304.35

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Solution

The fourth proportional to 859,267.44, 1,286,938.87 and 410,304.35 is: 614,519.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,267.44 : 1,286,938.87 = 410,304.35 : x
  2. Step 2: Convert to fraction form
    859,267.44/1,286,938.87 = 410,304.35/x
  3. Step 3: Cross multiply
    859,267.44x = 1,286,938.87 × 410,304.35
  4. Step 4: Simplify right side
    859,267.44x = 528,036,618,736.67
  5. Step 5: Solve for x
    x = 528,036,618,736.67/859,267.44
  6. Step 6: Final answer
    x = 614,519.52

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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.