Home / 867,478.56-1,301,268.88-335,002.38

Finding the Fourth Proportional to 867,478.56, 1,301,268.88 and 335,002.38

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Solution

The fourth proportional to 867,478.56, 1,301,268.88 and 335,002.38 is: 502,523.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,478.56 : 1,301,268.88 = 335,002.38 : x
  2. Step 2: Convert to fraction form
    867,478.56/1,301,268.88 = 335,002.38/x
  3. Step 3: Cross multiply
    867,478.56x = 1,301,268.88 × 335,002.38
  4. Step 4: Simplify right side
    867,478.56x = 435,928,171,819.93
  5. Step 5: Solve for x
    x = 435,928,171,819.93/867,478.56
  6. Step 6: Final answer
    x = 502,523.28

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1.5x scale

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.