Home / 735,988.68-1,015,618.50-413,694.54

Finding the Fourth Proportional to 735,988.68, 1,015,618.50 and 413,694.54

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Solution

The fourth proportional to 735,988.68, 1,015,618.50 and 413,694.54 is: 570,872.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,988.68 : 1,015,618.50 = 413,694.54 : x
  2. Step 2: Convert to fraction form
    735,988.68/1,015,618.50 = 413,694.54/x
  3. Step 3: Cross multiply
    735,988.68x = 1,015,618.50 × 413,694.54
  4. Step 4: Simplify right side
    735,988.68x = 420,155,828,172.99
  5. Step 5: Solve for x
    x = 420,155,828,172.99/735,988.68
  6. Step 6: Final answer
    x = 570,872.68

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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.