Home / 908,895.12-1,254,331.38-500,996.04

Finding the Fourth Proportional to 908,895.12, 1,254,331.38 and 500,996.04

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Solution

The fourth proportional to 908,895.12, 1,254,331.38 and 500,996.04 is: 691,405.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,895.12 : 1,254,331.38 = 500,996.04 : x
  2. Step 2: Convert to fraction form
    908,895.12/1,254,331.38 = 500,996.04/x
  3. Step 3: Cross multiply
    908,895.12x = 1,254,331.38 × 500,996.04
  4. Step 4: Simplify right side
    908,895.12x = 628,415,052,033.58
  5. Step 5: Solve for x
    x = 628,415,052,033.58/908,895.12
  6. Step 6: Final answer
    x = 691,405.47

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1.5x scale

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.