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Finding the Fourth Proportional to 459,568.95, 634,196.04 and 255,615.48

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Solution

The fourth proportional to 459,568.95, 634,196.04 and 255,615.48 is: 352,744.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,568.95 : 634,196.04 = 255,615.48 : x
  2. Step 2: Convert to fraction form
    459,568.95/634,196.04 = 255,615.48/x
  3. Step 3: Cross multiply
    459,568.95x = 634,196.04 × 255,615.48
  4. Step 4: Simplify right side
    459,568.95x = 162,110,325,178.70
  5. Step 5: Solve for x
    x = 162,110,325,178.70/459,568.95
  6. Step 6: Final answer
    x = 352,744.29

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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.