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Finding the Fourth Proportional to 468,736.59, 646,854.52 and 262,004.75

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Solution

The fourth proportional to 468,736.59, 646,854.52 and 262,004.75 is: 361,565.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,736.59 : 646,854.52 = 262,004.75 : x
  2. Step 2: Convert to fraction form
    468,736.59/646,854.52 = 262,004.75/x
  3. Step 3: Cross multiply
    468,736.59x = 646,854.52 × 262,004.75
  4. Step 4: Simplify right side
    468,736.59x = 169,478,956,798.97
  5. Step 5: Solve for x
    x = 169,478,956,798.97/468,736.59
  6. Step 6: Final answer
    x = 361,565.45

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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.