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Finding the Fourth Proportional to 297,005.61, 445,404.74 and 119,466.57

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Solution

The fourth proportional to 297,005.61, 445,404.74 and 119,466.57 is: 179,158.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,005.61 : 445,404.74 = 119,466.57 : x
  2. Step 2: Convert to fraction form
    297,005.61/445,404.74 = 119,466.57/x
  3. Step 3: Cross multiply
    297,005.61x = 445,404.74 × 119,466.57
  4. Step 4: Simplify right side
    297,005.61x = 53,210,975,952.21
  5. Step 5: Solve for x
    x = 53,210,975,952.21/297,005.61
  6. Step 6: Final answer
    x = 179,158.15

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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.