Home / 448,785.63-672,795.81-195,877.04

Finding the Fourth Proportional to 448,785.63, 672,795.81 and 195,877.04

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Solution

The fourth proportional to 448,785.63, 672,795.81 and 195,877.04 is: 293,648.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,785.63 : 672,795.81 = 195,877.04 : x
  2. Step 2: Convert to fraction form
    448,785.63/672,795.81 = 195,877.04/x
  3. Step 3: Cross multiply
    448,785.63x = 672,795.81 × 195,877.04
  4. Step 4: Simplify right side
    448,785.63x = 131,785,248,423.22
  5. Step 5: Solve for x
    x = 131,785,248,423.22/448,785.63
  6. Step 6: Final answer
    x = 293,648.55

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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.