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Finding the Fourth Proportional to 452,937.09, 625,061.09 and 248,996.61

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Solution

The fourth proportional to 452,937.09, 625,061.09 and 248,996.61 is: 343,619.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,937.09 : 625,061.09 = 248,996.61 : x
  2. Step 2: Convert to fraction form
    452,937.09/625,061.09 = 248,996.61/x
  3. Step 3: Cross multiply
    452,937.09x = 625,061.09 × 248,996.61
  4. Step 4: Simplify right side
    452,937.09x = 155,638,093,075.40
  5. Step 5: Solve for x
    x = 155,638,093,075.40/452,937.09
  6. Step 6: Final answer
    x = 343,619.67

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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.