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Finding the Fourth Proportional to 491,307.35, 737,111.44 and 251,590.98

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Solution

The fourth proportional to 491,307.35, 737,111.44 and 251,590.98 is: 377,463.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,307.35 : 737,111.44 = 251,590.98 : x
  2. Step 2: Convert to fraction form
    491,307.35/737,111.44 = 251,590.98/x
  3. Step 3: Cross multiply
    491,307.35x = 737,111.44 × 251,590.98
  4. Step 4: Simplify right side
    491,307.35x = 185,450,588,345.01
  5. Step 5: Solve for x
    x = 185,450,588,345.01/491,307.35
  6. Step 6: Final answer
    x = 377,463.49

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Similar ratio
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1.5x scale

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.