Home / 448,051.10-672,195.45-195,223.10

Finding the Fourth Proportional to 448,051.10, 672,195.45 and 195,223.10

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Solution

The fourth proportional to 448,051.10, 672,195.45 and 195,223.10 is: 292,886.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,051.10 : 672,195.45 = 195,223.10 : x
  2. Step 2: Convert to fraction form
    448,051.10/672,195.45 = 195,223.10/x
  3. Step 3: Cross multiply
    448,051.10x = 672,195.45 × 195,223.10
  4. Step 4: Simplify right side
    448,051.10x = 131,228,079,554.90
  5. Step 5: Solve for x
    x = 131,228,079,554.90/448,051.10
  6. Step 6: Final answer
    x = 292,886.41

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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.