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Finding the Fourth Proportional to 523,869.98, 723,117.57 and 340,359.62

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Solution

The fourth proportional to 523,869.98, 723,117.57 and 340,359.62 is: 469,811.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,869.98 : 723,117.57 = 340,359.62 : x
  2. Step 2: Convert to fraction form
    523,869.98/723,117.57 = 340,359.62/x
  3. Step 3: Cross multiply
    523,869.98x = 723,117.57 × 340,359.62
  4. Step 4: Simplify right side
    523,869.98x = 246,120,021,340.52
  5. Step 5: Solve for x
    x = 246,120,021,340.52/523,869.98
  6. Step 6: Final answer
    x = 469,811.27

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.