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Finding the Fourth Proportional to 805,873.42, 1,208,394.08 and 237,180.64

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Solution

The fourth proportional to 805,873.42, 1,208,394.08 and 237,180.64 is: 355,648.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,873.42 : 1,208,394.08 = 237,180.64 : x
  2. Step 2: Convert to fraction form
    805,873.42/1,208,394.08 = 237,180.64/x
  3. Step 3: Cross multiply
    805,873.42x = 1,208,394.08 × 237,180.64
  4. Step 4: Simplify right side
    805,873.42x = 286,607,675,224.64
  5. Step 5: Solve for x
    x = 286,607,675,224.64/805,873.42
  6. Step 6: Final answer
    x = 355,648.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.