Home / 1,012,238.24-1,518,327.68-264,284.16

Finding the Fourth Proportional to 1,012,238.24, 1,518,327.68 and 264,284.16

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Solution

The fourth proportional to 1,012,238.24, 1,518,327.68 and 264,284.16 is: 396,418.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,238.24 : 1,518,327.68 = 264,284.16 : x
  2. Step 2: Convert to fraction form
    1,012,238.24/1,518,327.68 = 264,284.16/x
  3. Step 3: Cross multiply
    1,012,238.24x = 1,518,327.68 × 264,284.16
  4. Step 4: Simplify right side
    1,012,238.24x = 401,269,955,513.55
  5. Step 5: Solve for x
    x = 401,269,955,513.55/1,012,238.24
  6. Step 6: Final answer
    x = 396,418.49

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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.