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Finding the Fourth Proportional to 452,315.87, 624,167.94 and 248,365.97

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Solution

The fourth proportional to 452,315.87, 624,167.94 and 248,365.97 is: 342,729.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,315.87 : 624,167.94 = 248,365.97 : x
  2. Step 2: Convert to fraction form
    452,315.87/624,167.94 = 248,365.97/x
  3. Step 3: Cross multiply
    452,315.87x = 624,167.94 × 248,365.97
  4. Step 4: Simplify right side
    452,315.87x = 155,022,075,861.00
  5. Step 5: Solve for x
    x = 155,022,075,861.00/452,315.87
  6. Step 6: Final answer
    x = 342,729.69

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1.5x scale

Why These Related Problems?

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