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Finding the Fourth Proportional to 706,753, 1,060,469.70 and 351,798.04

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Solution

The fourth proportional to 706,753, 1,060,469.70 and 351,798.04 is: 527,866.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,753 : 1,060,469.70 = 351,798.04 : x
  2. Step 2: Convert to fraction form
    706,753/1,060,469.70 = 351,798.04/x
  3. Step 3: Cross multiply
    706,753x = 1,060,469.70 × 351,798.04
  4. Step 4: Simplify right side
    706,753x = 373,071,161,939.39
  5. Step 5: Solve for x
    x = 373,071,161,939.39/706,753
  6. Step 6: Final answer
    x = 527,866.40

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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.