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Finding the Fourth Proportional to 469,703.96, 705,384.56 and 349,793.48

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Solution

The fourth proportional to 469,703.96, 705,384.56 and 349,793.48 is: 525,307.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,703.96 : 705,384.56 = 349,793.48 : x
  2. Step 2: Convert to fraction form
    469,703.96/705,384.56 = 349,793.48/x
  3. Step 3: Cross multiply
    469,703.96x = 705,384.56 × 349,793.48
  4. Step 4: Simplify right side
    469,703.96x = 246,738,914,704.78
  5. Step 5: Solve for x
    x = 246,738,914,704.78/469,703.96
  6. Step 6: Final answer
    x = 525,307.30

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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.