Home / 867,871.48-1,302,015.07-362,151.14

Finding the Fourth Proportional to 867,871.48, 1,302,015.07 and 362,151.14

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Solution

The fourth proportional to 867,871.48, 1,302,015.07 and 362,151.14 is: 543,313.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,871.48 : 1,302,015.07 = 362,151.14 : x
  2. Step 2: Convert to fraction form
    867,871.48/1,302,015.07 = 362,151.14/x
  3. Step 3: Cross multiply
    867,871.48x = 1,302,015.07 × 362,151.14
  4. Step 4: Simplify right side
    867,871.48x = 471,526,241,842.48
  5. Step 5: Solve for x
    x = 471,526,241,842.48/867,871.48
  6. Step 6: Final answer
    x = 543,313.44

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Double scale
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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.