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Finding the Fourth Proportional to 496,148.09, 683,959.62 and 350,697.25

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Solution

The fourth proportional to 496,148.09, 683,959.62 and 350,697.25 is: 483,449.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,148.09 : 683,959.62 = 350,697.25 : x
  2. Step 2: Convert to fraction form
    496,148.09/683,959.62 = 350,697.25/x
  3. Step 3: Cross multiply
    496,148.09x = 683,959.62 × 350,697.25
  4. Step 4: Simplify right side
    496,148.09x = 239,862,756,135.15
  5. Step 5: Solve for x
    x = 239,862,756,135.15/496,148.09
  6. Step 6: Final answer
    x = 483,449.93

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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.