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Finding the Fourth Proportional to 453,994.59, 626,504.81 and 250,064.58

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Solution

The fourth proportional to 453,994.59, 626,504.81 and 250,064.58 is: 345,084.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,994.59 : 626,504.81 = 250,064.58 : x
  2. Step 2: Convert to fraction form
    453,994.59/626,504.81 = 250,064.58/x
  3. Step 3: Cross multiply
    453,994.59x = 626,504.81 × 250,064.58
  4. Step 4: Simplify right side
    453,994.59x = 156,666,662,180.63
  5. Step 5: Solve for x
    x = 156,666,662,180.63/453,994.59
  6. Step 6: Final answer
    x = 345,084.87

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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.