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Finding the Fourth Proportional to 450,852.64, 622,169.04 and 249,644.32

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Solution

The fourth proportional to 450,852.64, 622,169.04 and 249,644.32 is: 344,504.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,852.64 : 622,169.04 = 249,644.32 : x
  2. Step 2: Convert to fraction form
    450,852.64/622,169.04 = 249,644.32/x
  3. Step 3: Cross multiply
    450,852.64x = 622,169.04 × 249,644.32
  4. Step 4: Simplify right side
    450,852.64x = 155,320,966,915.85
  5. Step 5: Solve for x
    x = 155,320,966,915.85/450,852.64
  6. Step 6: Final answer
    x = 344,504.95

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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.