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Finding the Fourth Proportional to 608,264.55, 839,371.22 and 336,316.13

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Solution

The fourth proportional to 608,264.55, 839,371.22 and 336,316.13 is: 464,097.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,264.55 : 839,371.22 = 336,316.13 : x
  2. Step 2: Convert to fraction form
    608,264.55/839,371.22 = 336,316.13/x
  3. Step 3: Cross multiply
    608,264.55x = 839,371.22 × 336,316.13
  4. Step 4: Simplify right side
    608,264.55x = 282,294,080,765.95
  5. Step 5: Solve for x
    x = 282,294,080,765.95/608,264.55
  6. Step 6: Final answer
    x = 464,097.54

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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.