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Finding the Fourth Proportional to 453,249, 625,497.39 and 249,289.38

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Solution

The fourth proportional to 453,249, 625,497.39 and 249,289.38 is: 344,026.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,249 : 625,497.39 = 249,289.38 : x
  2. Step 2: Convert to fraction form
    453,249/625,497.39 = 249,289.38/x
  3. Step 3: Cross multiply
    453,249x = 625,497.39 × 249,289.38
  4. Step 4: Simplify right side
    453,249x = 155,929,856,544.72
  5. Step 5: Solve for x
    x = 155,929,856,544.72/453,249
  6. Step 6: Final answer
    x = 344,026.92

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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.