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Finding the Fourth Proportional to 501,922.17, 692,348.31 and 297,838.62

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Solution

The fourth proportional to 501,922.17, 692,348.31 and 297,838.62 is: 410,836.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,922.17 : 692,348.31 = 297,838.62 : x
  2. Step 2: Convert to fraction form
    501,922.17/692,348.31 = 297,838.62/x
  3. Step 3: Cross multiply
    501,922.17x = 692,348.31 × 297,838.62
  4. Step 4: Simplify right side
    501,922.17x = 206,208,065,209.73
  5. Step 5: Solve for x
    x = 206,208,065,209.73/501,922.17
  6. Step 6: Final answer
    x = 410,836.73

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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.