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Finding the Fourth Proportional to 928,310.04, 1,392,484.50 and 297,222

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Solution

The fourth proportional to 928,310.04, 1,392,484.50 and 297,222 is: 445,839.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,310.04 : 1,392,484.50 = 297,222 : x
  2. Step 2: Convert to fraction form
    928,310.04/1,392,484.50 = 297,222/x
  3. Step 3: Cross multiply
    928,310.04x = 1,392,484.50 × 297,222
  4. Step 4: Simplify right side
    928,310.04x = 413,877,028,059
  5. Step 5: Solve for x
    x = 413,877,028,059/928,310.04
  6. Step 6: Final answer
    x = 445,839.22

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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.