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Finding the Fourth Proportional to 453,360, 680,035.95 and 169,040.88

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Solution

The fourth proportional to 453,360, 680,035.95 and 169,040.88 is: 253,559.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,360 : 680,035.95 = 169,040.88 : x
  2. Step 2: Convert to fraction form
    453,360/680,035.95 = 169,040.88/x
  3. Step 3: Cross multiply
    453,360x = 680,035.95 × 169,040.88
  4. Step 4: Simplify right side
    453,360x = 114,953,875,419.64
  5. Step 5: Solve for x
    x = 114,953,875,419.64/453,360
  6. Step 6: Final answer
    x = 253,559.81

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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.