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Finding the Fourth Proportional to 459,571.82, 634,188.65 and 265,948.52

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Solution

The fourth proportional to 459,571.82, 634,188.65 and 265,948.52 is: 366,997.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,571.82 : 634,188.65 = 265,948.52 : x
  2. Step 2: Convert to fraction form
    459,571.82/634,188.65 = 265,948.52/x
  3. Step 3: Cross multiply
    459,571.82x = 634,188.65 × 265,948.52
  4. Step 4: Simplify right side
    459,571.82x = 168,661,528,367.61
  5. Step 5: Solve for x
    x = 168,661,528,367.61/459,571.82
  6. Step 6: Final answer
    x = 366,997.11

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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.