Home / 908,873.12-1,363,344.30-340,194.35

Finding the Fourth Proportional to 908,873.12, 1,363,344.30 and 340,194.35

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Solution

The fourth proportional to 908,873.12, 1,363,344.30 and 340,194.35 is: 510,304.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,873.12 : 1,363,344.30 = 340,194.35 : x
  2. Step 2: Convert to fraction form
    908,873.12/1,363,344.30 = 340,194.35/x
  3. Step 3: Cross multiply
    908,873.12x = 1,363,344.30 × 340,194.35
  4. Step 4: Simplify right side
    908,873.12x = 463,802,021,147.98
  5. Step 5: Solve for x
    x = 463,802,021,147.98/908,873.12
  6. Step 6: Final answer
    x = 510,304.48

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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.