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Finding the Fourth Proportional to 608,277.78, 839,350.08 and 336,308.94

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Solution

The fourth proportional to 608,277.78, 839,350.08 and 336,308.94 is: 464,065.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,277.78 : 839,350.08 = 336,308.94 : x
  2. Step 2: Convert to fraction form
    608,277.78/839,350.08 = 336,308.94/x
  3. Step 3: Cross multiply
    608,277.78x = 839,350.08 × 336,308.94
  4. Step 4: Simplify right side
    608,277.78x = 282,280,935,693.72
  5. Step 5: Solve for x
    x = 282,280,935,693.72/608,277.78
  6. Step 6: Final answer
    x = 464,065.83

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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.