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Finding the Fourth Proportional to 450,898.50, 622,259.49 and 249,694.50

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Solution

The fourth proportional to 450,898.50, 622,259.49 and 249,694.50 is: 344,589.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,898.50 : 622,259.49 = 249,694.50 : x
  2. Step 2: Convert to fraction form
    450,898.50/622,259.49 = 249,694.50/x
  3. Step 3: Cross multiply
    450,898.50x = 622,259.49 × 249,694.50
  4. Step 4: Simplify right side
    450,898.50x = 155,374,772,225.81
  5. Step 5: Solve for x
    x = 155,374,772,225.81/450,898.50
  6. Step 6: Final answer
    x = 344,589.24

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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.