Home / 448,051.60-672,077.40-224,102.80

Finding the Fourth Proportional to 448,051.60, 672,077.40 and 224,102.80

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Solution

The fourth proportional to 448,051.60, 672,077.40 and 224,102.80 is: 336,154.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,051.60 : 672,077.40 = 224,102.80 : x
  2. Step 2: Convert to fraction form
    448,051.60/672,077.40 = 224,102.80/x
  3. Step 3: Cross multiply
    448,051.60x = 672,077.40 × 224,102.80
  4. Step 4: Simplify right side
    448,051.60x = 150,614,427,156.72
  5. Step 5: Solve for x
    x = 150,614,427,156.72/448,051.60
  6. Step 6: Final answer
    x = 336,154.20

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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.