Home / 448,581.66-672,939.32-160,371.51

Finding the Fourth Proportional to 448,581.66, 672,939.32 and 160,371.51

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Solution

The fourth proportional to 448,581.66, 672,939.32 and 160,371.51 is: 240,581.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,581.66 : 672,939.32 = 160,371.51 : x
  2. Step 2: Convert to fraction form
    448,581.66/672,939.32 = 160,371.51/x
  3. Step 3: Cross multiply
    448,581.66x = 672,939.32 × 160,371.51
  4. Step 4: Simplify right side
    448,581.66x = 107,920,294,886.77
  5. Step 5: Solve for x
    x = 107,920,294,886.77/448,581.66
  6. Step 6: Final answer
    x = 240,581.16

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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.