Home / 908,110.20-1,361,509.20-508,873.35

Finding the Fourth Proportional to 908,110.20, 1,361,509.20 and 508,873.35

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Solution

The fourth proportional to 908,110.20, 1,361,509.20 and 508,873.35 is: 762,942.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,110.20 : 1,361,509.20 = 508,873.35 : x
  2. Step 2: Convert to fraction form
    908,110.20/1,361,509.20 = 508,873.35/x
  3. Step 3: Cross multiply
    908,110.20x = 1,361,509.20 × 508,873.35
  4. Step 4: Simplify right side
    908,110.20x = 692,835,747,659.82
  5. Step 5: Solve for x
    x = 692,835,747,659.82/908,110.20
  6. Step 6: Final answer
    x = 762,942.37

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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.