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Finding the Fourth Proportional to 616,226.67, 850,308.14 and 344,260.53

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Solution

The fourth proportional to 616,226.67, 850,308.14 and 344,260.53 is: 475,032.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,226.67 : 850,308.14 = 344,260.53 : x
  2. Step 2: Convert to fraction form
    616,226.67/850,308.14 = 344,260.53/x
  3. Step 3: Cross multiply
    616,226.67x = 850,308.14 × 344,260.53
  4. Step 4: Simplify right side
    616,226.67x = 292,727,529,218.41
  5. Step 5: Solve for x
    x = 292,727,529,218.41/616,226.67
  6. Step 6: Final answer
    x = 475,032.23

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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.