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Finding the Fourth Proportional to 602,979.12, 832,069.56 and 334,686

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Solution

The fourth proportional to 602,979.12, 832,069.56 and 334,686 is: 461,843.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,979.12 : 832,069.56 = 334,686 : x
  2. Step 2: Convert to fraction form
    602,979.12/832,069.56 = 334,686/x
  3. Step 3: Cross multiply
    602,979.12x = 832,069.56 × 334,686
  4. Step 4: Simplify right side
    602,979.12x = 278,482,032,758.16
  5. Step 5: Solve for x
    x = 278,482,032,758.16/602,979.12
  6. Step 6: Final answer
    x = 461,843.58

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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.