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Finding the Fourth Proportional to 608,277.28, 839,349.38 and 336,308.44

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Solution

The fourth proportional to 608,277.28, 839,349.38 and 336,308.44 is: 464,065.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,277.28 : 839,349.38 = 336,308.44 : x
  2. Step 2: Convert to fraction form
    608,277.28/839,349.38 = 336,308.44/x
  3. Step 3: Cross multiply
    608,277.28x = 839,349.38 × 336,308.44
  4. Step 4: Simplify right side
    608,277.28x = 282,280,280,602.77
  5. Step 5: Solve for x
    x = 282,280,280,602.77/608,277.28
  6. Step 6: Final answer
    x = 464,065.14

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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.