Home / 448,051.10-672,076.65-224,102.30

Finding the Fourth Proportional to 448,051.10, 672,076.65 and 224,102.30

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Solution

The fourth proportional to 448,051.10, 672,076.65 and 224,102.30 is: 336,153.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,051.10 : 672,076.65 = 224,102.30 : x
  2. Step 2: Convert to fraction form
    448,051.10/672,076.65 = 224,102.30/x
  3. Step 3: Cross multiply
    448,051.10x = 672,076.65 × 224,102.30
  4. Step 4: Simplify right side
    448,051.10x = 150,613,923,041.30
  5. Step 5: Solve for x
    x = 150,613,923,041.30/448,051.10
  6. Step 6: Final answer
    x = 336,153.45

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Double scale
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Similar ratio
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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.