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Finding the Fourth Proportional to 467,993.70, 700,143.62 and 354,468.56

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Solution

The fourth proportional to 467,993.70, 700,143.62 and 354,468.56 is: 530,303.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,993.70 : 700,143.62 = 354,468.56 : x
  2. Step 2: Convert to fraction form
    467,993.70/700,143.62 = 354,468.56/x
  3. Step 3: Cross multiply
    467,993.70x = 700,143.62 × 354,468.56
  4. Step 4: Simplify right side
    467,993.70x = 248,178,895,501.53
  5. Step 5: Solve for x
    x = 248,178,895,501.53/467,993.70
  6. Step 6: Final answer
    x = 530,303.92

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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.