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Finding the Fourth Proportional to 490,951.80, 736,792.74 and 364,885.56

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Solution

The fourth proportional to 490,951.80, 736,792.74 and 364,885.56 is: 547,599.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,951.80 : 736,792.74 = 364,885.56 : x
  2. Step 2: Convert to fraction form
    490,951.80/736,792.74 = 364,885.56/x
  3. Step 3: Cross multiply
    490,951.80x = 736,792.74 × 364,885.56
  4. Step 4: Simplify right side
    490,951.80x = 268,845,031,538.83
  5. Step 5: Solve for x
    x = 268,845,031,538.83/490,951.80
  6. Step 6: Final answer
    x = 547,599.65

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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.