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Finding the Fourth Proportional to 301,663.57, 451,806.44 and 144,002.74

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Solution

The fourth proportional to 301,663.57, 451,806.44 and 144,002.74 is: 215,675.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,663.57 : 451,806.44 = 144,002.74 : x
  2. Step 2: Convert to fraction form
    301,663.57/451,806.44 = 144,002.74/x
  3. Step 3: Cross multiply
    301,663.57x = 451,806.44 × 144,002.74
  4. Step 4: Simplify right side
    301,663.57x = 65,061,363,050.61
  5. Step 5: Solve for x
    x = 65,061,363,050.61/301,663.57
  6. Step 6: Final answer
    x = 215,675.24

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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.