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Finding the Fourth Proportional to 450,952, 622,288.80 and 249,732.16

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Solution

The fourth proportional to 450,952, 622,288.80 and 249,732.16 is: 344,616.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,952 : 622,288.80 = 249,732.16 : x
  2. Step 2: Convert to fraction form
    450,952/622,288.80 = 249,732.16/x
  3. Step 3: Cross multiply
    450,952x = 622,288.80 × 249,732.16
  4. Step 4: Simplify right side
    450,952x = 155,405,526,167.81
  5. Step 5: Solve for x
    x = 155,405,526,167.81/450,952
  6. Step 6: Final answer
    x = 344,616.56

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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.