Home / 448,056.60-672,084.90-444,946.20

Finding the Fourth Proportional to 448,056.60, 672,084.90 and 444,946.20

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Solution

The fourth proportional to 448,056.60, 672,084.90 and 444,946.20 is: 667,419.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,056.60 : 672,084.90 = 444,946.20 : x
  2. Step 2: Convert to fraction form
    448,056.60/672,084.90 = 444,946.20/x
  3. Step 3: Cross multiply
    448,056.60x = 672,084.90 × 444,946.20
  4. Step 4: Simplify right side
    448,056.60x = 299,041,622,332.38
  5. Step 5: Solve for x
    x = 299,041,622,332.38/448,056.60
  6. Step 6: Final answer
    x = 667,419.30

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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.