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Finding the Fourth Proportional to 491,567.40, 737,351.10 and 334,103.40

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Solution

The fourth proportional to 491,567.40, 737,351.10 and 334,103.40 is: 501,155.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,567.40 : 737,351.10 = 334,103.40 : x
  2. Step 2: Convert to fraction form
    491,567.40/737,351.10 = 334,103.40/x
  3. Step 3: Cross multiply
    491,567.40x = 737,351.10 × 334,103.40
  4. Step 4: Simplify right side
    491,567.40x = 246,351,509,503.74
  5. Step 5: Solve for x
    x = 246,351,509,503.74/491,567.40
  6. Step 6: Final answer
    x = 501,155.10

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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.