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Finding the Fourth Proportional to 348,866, 523,303.92 and 99,548

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Solution

The fourth proportional to 348,866, 523,303.92 and 99,548 is: 149,323.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,866 : 523,303.92 = 99,548 : x
  2. Step 2: Convert to fraction form
    348,866/523,303.92 = 99,548/x
  3. Step 3: Cross multiply
    348,866x = 523,303.92 × 99,548
  4. Step 4: Simplify right side
    348,866x = 52,093,858,628.16
  5. Step 5: Solve for x
    x = 52,093,858,628.16/348,866
  6. Step 6: Final answer
    x = 149,323.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.