Home / 608,308.75-839,454.20-336,386.35

Finding the Fourth Proportional to 608,308.75, 839,454.20 and 336,386.35

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Solution

The fourth proportional to 608,308.75, 839,454.20 and 336,386.35 is: 464,206.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,308.75 : 839,454.20 = 336,386.35 : x
  2. Step 2: Convert to fraction form
    608,308.75/839,454.20 = 336,386.35/x
  3. Step 3: Cross multiply
    608,308.75x = 839,454.20 × 336,386.35
  4. Step 4: Simplify right side
    608,308.75x = 282,380,930,132.90
  5. Step 5: Solve for x
    x = 282,380,930,132.90/608,308.75
  6. Step 6: Final answer
    x = 464,206.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.