Home / 862,587.95-1,190,376.24-500,226.96

Finding the Fourth Proportional to 862,587.95, 1,190,376.24 and 500,226.96

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Solution

The fourth proportional to 862,587.95, 1,190,376.24 and 500,226.96 is: 690,316.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,587.95 : 1,190,376.24 = 500,226.96 : x
  2. Step 2: Convert to fraction form
    862,587.95/1,190,376.24 = 500,226.96/x
  3. Step 3: Cross multiply
    862,587.95x = 1,190,376.24 × 500,226.96
  4. Step 4: Simplify right side
    862,587.95x = 595,458,287,791.43
  5. Step 5: Solve for x
    x = 595,458,287,791.43/862,587.95
  6. Step 6: Final answer
    x = 690,316.03

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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.