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Finding the Fourth Proportional to 453,818.84, 626,284.91 and 249,884.73

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Solution

The fourth proportional to 453,818.84, 626,284.91 and 249,884.73 is: 344,849.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,818.84 : 626,284.91 = 249,884.73 : x
  2. Step 2: Convert to fraction form
    453,818.84/626,284.91 = 249,884.73/x
  3. Step 3: Cross multiply
    453,818.84x = 626,284.91 × 249,884.73
  4. Step 4: Simplify right side
    453,818.84x = 156,499,036,263.14
  5. Step 5: Solve for x
    x = 156,499,036,263.14/453,818.84
  6. Step 6: Final answer
    x = 344,849.14

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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.