Home / 448,156.39-672,232.75-181,914.65

Finding the Fourth Proportional to 448,156.39, 672,232.75 and 181,914.65

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Solution

The fourth proportional to 448,156.39, 672,232.75 and 181,914.65 is: 272,871.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,156.39 : 672,232.75 = 181,914.65 : x
  2. Step 2: Convert to fraction form
    448,156.39/672,232.75 = 181,914.65/x
  3. Step 3: Cross multiply
    448,156.39x = 672,232.75 × 181,914.65
  4. Step 4: Simplify right side
    448,156.39x = 122,288,985,434.79
  5. Step 5: Solve for x
    x = 122,288,985,434.79/448,156.39
  6. Step 6: Final answer
    x = 272,871.23

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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.