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Finding the Fourth Proportional to 459,567.95, 634,194.66 and 255,614.48

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Solution

The fourth proportional to 459,567.95, 634,194.66 and 255,614.48 is: 352,742.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,567.95 : 634,194.66 = 255,614.48 : x
  2. Step 2: Convert to fraction form
    459,567.95/634,194.66 = 255,614.48/x
  3. Step 3: Cross multiply
    459,567.95x = 634,194.66 × 255,614.48
  4. Step 4: Simplify right side
    459,567.95x = 162,109,339,820.16
  5. Step 5: Solve for x
    x = 162,109,339,820.16/459,567.95
  6. Step 6: Final answer
    x = 352,742.92

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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.