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Finding the Fourth Proportional to 608,216.14, 839,304.32 and 336,268.16

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Solution

The fourth proportional to 608,216.14, 839,304.32 and 336,268.16 is: 464,031.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,216.14 : 839,304.32 = 336,268.16 : x
  2. Step 2: Convert to fraction form
    608,216.14/839,304.32 = 336,268.16/x
  3. Step 3: Cross multiply
    608,216.14x = 839,304.32 × 336,268.16
  4. Step 4: Simplify right side
    608,216.14x = 282,231,316,635.98
  5. Step 5: Solve for x
    x = 282,231,316,635.98/608,216.14
  6. Step 6: Final answer
    x = 464,031.28

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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.