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Finding the Fourth Proportional to 307,228.66, 460,842.99 and 96,887.86

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Solution

The fourth proportional to 307,228.66, 460,842.99 and 96,887.86 is: 145,331.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,228.66 : 460,842.99 = 96,887.86 : x
  2. Step 2: Convert to fraction form
    307,228.66/460,842.99 = 96,887.86/x
  3. Step 3: Cross multiply
    307,228.66x = 460,842.99 × 96,887.86
  4. Step 4: Simplify right side
    307,228.66x = 44,650,091,097.10
  5. Step 5: Solve for x
    x = 44,650,091,097.10/307,228.66
  6. Step 6: Final answer
    x = 145,331.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.