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Finding the Fourth Proportional to 501,636.73, 692,032.66 and 297,696.24

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Solution

The fourth proportional to 501,636.73, 692,032.66 and 297,696.24 is: 410,686.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,636.73 : 692,032.66 = 297,696.24 : x
  2. Step 2: Convert to fraction form
    501,636.73/692,032.66 = 297,696.24/x
  3. Step 3: Cross multiply
    501,636.73x = 692,032.66 × 297,696.24
  4. Step 4: Simplify right side
    501,636.73x = 206,015,520,839.20
  5. Step 5: Solve for x
    x = 206,015,520,839.20/501,636.73
  6. Step 6: Final answer
    x = 410,686.68

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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.