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Finding the Fourth Proportional to 469,704.18, 703,670.49 and 364,006.47

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Solution

The fourth proportional to 469,704.18, 703,670.49 and 364,006.47 is: 545,323.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,704.18 : 703,670.49 = 364,006.47 : x
  2. Step 2: Convert to fraction form
    469,704.18/703,670.49 = 364,006.47/x
  3. Step 3: Cross multiply
    469,704.18x = 703,670.49 × 364,006.47
  4. Step 4: Simplify right side
    469,704.18x = 256,140,611,108.07
  5. Step 5: Solve for x
    x = 256,140,611,108.07/469,704.18
  6. Step 6: Final answer
    x = 545,323.25

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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.