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Finding the Fourth Proportional to 453,997.22, 626,520.51 and 250,052.76

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Solution

The fourth proportional to 453,997.22, 626,520.51 and 250,052.76 is: 345,075.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,997.22 : 626,520.51 = 250,052.76 : x
  2. Step 2: Convert to fraction form
    453,997.22/626,520.51 = 250,052.76/x
  3. Step 3: Cross multiply
    453,997.22x = 626,520.51 × 250,052.76
  4. Step 4: Simplify right side
    453,997.22x = 156,663,182,722.11
  5. Step 5: Solve for x
    x = 156,663,182,722.11/453,997.22
  6. Step 6: Final answer
    x = 345,075.21

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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.