Home / 908,539.30-1,361,278.05-718,270.30

Finding the Fourth Proportional to 908,539.30, 1,361,278.05 and 718,270.30

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Solution

The fourth proportional to 908,539.30, 1,361,278.05 and 718,270.30 is: 1,076,195.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,539.30 : 1,361,278.05 = 718,270.30 : x
  2. Step 2: Convert to fraction form
    908,539.30/1,361,278.05 = 718,270.30/x
  3. Step 3: Cross multiply
    908,539.30x = 1,361,278.05 × 718,270.30
  4. Step 4: Simplify right side
    908,539.30x = 977,765,593,356.92
  5. Step 5: Solve for x
    x = 977,765,593,356.92/908,539.30
  6. Step 6: Final answer
    x = 1,076,195.16

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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.