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Finding the Fourth Proportional to 453,666.80, 680,472.66 and 200,873.36

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Solution

The fourth proportional to 453,666.80, 680,472.66 and 200,873.36 is: 301,297.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,666.80 : 680,472.66 = 200,873.36 : x
  2. Step 2: Convert to fraction form
    453,666.80/680,472.66 = 200,873.36/x
  3. Step 3: Cross multiply
    453,666.80x = 680,472.66 × 200,873.36
  4. Step 4: Simplify right side
    453,666.80x = 136,688,829,602.34
  5. Step 5: Solve for x
    x = 136,688,829,602.34/453,666.80
  6. Step 6: Final answer
    x = 301,297.85

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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.