Home / 400,467.16-552,767.66-230,814.20

Finding the Fourth Proportional to 400,467.16, 552,767.66 and 230,814.20

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Solution

The fourth proportional to 400,467.16, 552,767.66 and 230,814.20 is: 318,594.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,467.16 : 552,767.66 = 230,814.20 : x
  2. Step 2: Convert to fraction form
    400,467.16/552,767.66 = 230,814.20/x
  3. Step 3: Cross multiply
    400,467.16x = 552,767.66 × 230,814.20
  4. Step 4: Simplify right side
    400,467.16x = 127,586,625,228.77
  5. Step 5: Solve for x
    x = 127,586,625,228.77/400,467.16
  6. Step 6: Final answer
    x = 318,594.48

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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.