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Finding the Fourth Proportional to 453,830.49, 626,281.01 and 249,877.26

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Solution

The fourth proportional to 453,830.49, 626,281.01 and 249,877.26 is: 344,827.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,830.49 : 626,281.01 = 249,877.26 : x
  2. Step 2: Convert to fraction form
    453,830.49/626,281.01 = 249,877.26/x
  3. Step 3: Cross multiply
    453,830.49x = 626,281.01 × 249,877.26
  4. Step 4: Simplify right side
    453,830.49x = 156,493,381,519.45
  5. Step 5: Solve for x
    x = 156,493,381,519.45/453,830.49
  6. Step 6: Final answer
    x = 344,827.83

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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.