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Finding the Fourth Proportional to 459,552.42, 633,870.63 and 298,118.97

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Solution

The fourth proportional to 459,552.42, 633,870.63 and 298,118.97 is: 411,201.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,552.42 : 633,870.63 = 298,118.97 : x
  2. Step 2: Convert to fraction form
    459,552.42/633,870.63 = 298,118.97/x
  3. Step 3: Cross multiply
    459,552.42x = 633,870.63 × 298,118.97
  4. Step 4: Simplify right side
    459,552.42x = 188,968,859,328.85
  5. Step 5: Solve for x
    x = 188,968,859,328.85/459,552.42
  6. Step 6: Final answer
    x = 411,201.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.