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Finding the Fourth Proportional to 453,766, 626,197.08 and 252,557.68

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Solution

The fourth proportional to 453,766, 626,197.08 and 252,557.68 is: 348,529.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,766 : 626,197.08 = 252,557.68 : x
  2. Step 2: Convert to fraction form
    453,766/626,197.08 = 252,557.68/x
  3. Step 3: Cross multiply
    453,766x = 626,197.08 × 252,557.68
  4. Step 4: Simplify right side
    453,766x = 158,150,881,747.57
  5. Step 5: Solve for x
    x = 158,150,881,747.57/453,766
  6. Step 6: Final answer
    x = 348,529.60

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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.