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Finding the Fourth Proportional to 450,897, 622,238.04 and 249,693

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Solution

The fourth proportional to 450,897, 622,238.04 and 249,693 is: 344,576.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,897 : 622,238.04 = 249,693 : x
  2. Step 2: Convert to fraction form
    450,897/622,238.04 = 249,693/x
  3. Step 3: Cross multiply
    450,897x = 622,238.04 × 249,693
  4. Step 4: Simplify right side
    450,897x = 155,368,482,921.72
  5. Step 5: Solve for x
    x = 155,368,482,921.72/450,897
  6. Step 6: Final answer
    x = 344,576.44

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1.5x scale

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.