Home / 908,848.77-1,254,219.65-500,966.26

Finding the Fourth Proportional to 908,848.77, 1,254,219.65 and 500,966.26

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Solution

The fourth proportional to 908,848.77, 1,254,219.65 and 500,966.26 is: 691,338.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,848.77 : 1,254,219.65 = 500,966.26 : x
  2. Step 2: Convert to fraction form
    908,848.77/1,254,219.65 = 500,966.26/x
  3. Step 3: Cross multiply
    908,848.77x = 1,254,219.65 × 500,966.26
  4. Step 4: Simplify right side
    908,848.77x = 628,321,723,517.25
  5. Step 5: Solve for x
    x = 628,321,723,517.25/908,848.77
  6. Step 6: Final answer
    x = 691,338.04

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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.