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Finding the Fourth Proportional to 443,767, 664,774.24 and 293,552.88

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Solution

The fourth proportional to 443,767, 664,774.24 and 293,552.88 is: 439,749.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,767 : 664,774.24 = 293,552.88 : x
  2. Step 2: Convert to fraction form
    443,767/664,774.24 = 293,552.88/x
  3. Step 3: Cross multiply
    443,767x = 664,774.24 × 293,552.88
  4. Step 4: Simplify right side
    443,767x = 195,146,392,701.81
  5. Step 5: Solve for x
    x = 195,146,392,701.81/443,767
  6. Step 6: Final answer
    x = 439,749.67

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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.