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Finding the Fourth Proportional to 370,681.11, 511,594.58 and 234,727.47

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Solution

The fourth proportional to 370,681.11, 511,594.58 and 234,727.47 is: 323,958.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,681.11 : 511,594.58 = 234,727.47 : x
  2. Step 2: Convert to fraction form
    370,681.11/511,594.58 = 234,727.47/x
  3. Step 3: Cross multiply
    370,681.11x = 511,594.58 × 234,727.47
  4. Step 4: Simplify right side
    370,681.11x = 120,085,302,015.93
  5. Step 5: Solve for x
    x = 120,085,302,015.93/370,681.11
  6. Step 6: Final answer
    x = 323,958.52

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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.