Home / 867,478.55-1,301,268.87-335,002.37

Finding the Fourth Proportional to 867,478.55, 1,301,268.87 and 335,002.37

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Solution

The fourth proportional to 867,478.55, 1,301,268.87 and 335,002.37 is: 502,523.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,478.55 : 1,301,268.87 = 335,002.37 : x
  2. Step 2: Convert to fraction form
    867,478.55/1,301,268.87 = 335,002.37/x
  3. Step 3: Cross multiply
    867,478.55x = 1,301,268.87 × 335,002.37
  4. Step 4: Simplify right side
    867,478.55x = 435,928,155,457.22
  5. Step 5: Solve for x
    x = 435,928,155,457.22/867,478.55
  6. Step 6: Final answer
    x = 502,523.27

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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.