Home / 739,094.22-1,019,950.25-399,562.47

Finding the Fourth Proportional to 739,094.22, 1,019,950.25 and 399,562.47

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Solution

The fourth proportional to 739,094.22, 1,019,950.25 and 399,562.47 is: 551,396.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,094.22 : 1,019,950.25 = 399,562.47 : x
  2. Step 2: Convert to fraction form
    739,094.22/1,019,950.25 = 399,562.47/x
  3. Step 3: Cross multiply
    739,094.22x = 1,019,950.25 × 399,562.47
  4. Step 4: Simplify right side
    739,094.22x = 407,533,839,169.31
  5. Step 5: Solve for x
    x = 407,533,839,169.31/739,094.22
  6. Step 6: Final answer
    x = 551,396.33

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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.