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Finding the Fourth Proportional to 461,291.02, 636,581.01 and 260,087.02

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Solution

The fourth proportional to 461,291.02, 636,581.01 and 260,087.02 is: 358,919.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,291.02 : 636,581.01 = 260,087.02 : x
  2. Step 2: Convert to fraction form
    461,291.02/636,581.01 = 260,087.02/x
  3. Step 3: Cross multiply
    461,291.02x = 636,581.01 × 260,087.02
  4. Step 4: Simplify right side
    461,291.02x = 165,566,457,879.49
  5. Step 5: Solve for x
    x = 165,566,457,879.49/461,291.02
  6. Step 6: Final answer
    x = 358,919.75

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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.