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Finding the Fourth Proportional to 616,155.06, 850,296.58 and 336,757.90

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Solution

The fourth proportional to 616,155.06, 850,296.58 and 336,757.90 is: 464,727.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,155.06 : 850,296.58 = 336,757.90 : x
  2. Step 2: Convert to fraction form
    616,155.06/850,296.58 = 336,757.90/x
  3. Step 3: Cross multiply
    616,155.06x = 850,296.58 × 336,757.90
  4. Step 4: Simplify right side
    616,155.06x = 286,344,090,657.98
  5. Step 5: Solve for x
    x = 286,344,090,657.98/616,155.06
  6. Step 6: Final answer
    x = 464,727.32

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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.