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Finding the Fourth Proportional to 437,964.82, 604,287.93 and 265,878.34

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Solution

The fourth proportional to 437,964.82, 604,287.93 and 265,878.34 is: 366,849.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,964.82 : 604,287.93 = 265,878.34 : x
  2. Step 2: Convert to fraction form
    437,964.82/604,287.93 = 265,878.34/x
  3. Step 3: Cross multiply
    437,964.82x = 604,287.93 × 265,878.34
  4. Step 4: Simplify right side
    437,964.82x = 160,667,071,710.44
  5. Step 5: Solve for x
    x = 160,667,071,710.44/437,964.82
  6. Step 6: Final answer
    x = 366,849.26

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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.