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Finding the Fourth Proportional to 467,378.85, 701,068.28 and 289,308.45

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Solution

The fourth proportional to 467,378.85, 701,068.28 and 289,308.45 is: 433,962.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,378.85 : 701,068.28 = 289,308.45 : x
  2. Step 2: Convert to fraction form
    467,378.85/701,068.28 = 289,308.45/x
  3. Step 3: Cross multiply
    467,378.85x = 701,068.28 × 289,308.45
  4. Step 4: Simplify right side
    467,378.85x = 202,824,975,984.42
  5. Step 5: Solve for x
    x = 202,824,975,984.42/467,378.85
  6. Step 6: Final answer
    x = 433,962.68

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Similar ratio
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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.