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Finding the Fourth Proportional to 453,531, 680,303.04 and 158,043

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Solution

The fourth proportional to 453,531, 680,303.04 and 158,043 is: 237,066.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,531 : 680,303.04 = 158,043 : x
  2. Step 2: Convert to fraction form
    453,531/680,303.04 = 158,043/x
  3. Step 3: Cross multiply
    453,531x = 680,303.04 × 158,043
  4. Step 4: Simplify right side
    453,531x = 107,517,133,350.72
  5. Step 5: Solve for x
    x = 107,517,133,350.72/453,531
  6. Step 6: Final answer
    x = 237,066.78

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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.