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Finding the Fourth Proportional to 452,625.23, 624,633.24 and 248,688.87

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Solution

The fourth proportional to 452,625.23, 624,633.24 and 248,688.87 is: 343,196.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,625.23 : 624,633.24 = 248,688.87 : x
  2. Step 2: Convert to fraction form
    452,625.23/624,633.24 = 248,688.87/x
  3. Step 3: Cross multiply
    452,625.23x = 624,633.24 × 248,688.87
  4. Step 4: Simplify right side
    452,625.23x = 155,339,334,620.04
  5. Step 5: Solve for x
    x = 155,339,334,620.04/452,625.23
  6. Step 6: Final answer
    x = 343,196.37

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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.