Home / 902,454.72-1,245,437.28-500,038.08

Finding the Fourth Proportional to 902,454.72, 1,245,437.28 and 500,038.08

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Solution

The fourth proportional to 902,454.72, 1,245,437.28 and 500,038.08 is: 690,080.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,454.72 : 1,245,437.28 = 500,038.08 : x
  2. Step 2: Convert to fraction form
    902,454.72/1,245,437.28 = 500,038.08/x
  3. Step 3: Cross multiply
    902,454.72x = 1,245,437.28 × 500,038.08
  4. Step 4: Simplify right side
    902,454.72x = 622,766,066,251.62
  5. Step 5: Solve for x
    x = 622,766,066,251.62/902,454.72
  6. Step 6: Final answer
    x = 690,080.13

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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.