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Finding the Fourth Proportional to 501,797.17, 692,482.17 and 272,354.78

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Solution

The fourth proportional to 501,797.17, 692,482.17 and 272,354.78 is: 375,850.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,797.17 : 692,482.17 = 272,354.78 : x
  2. Step 2: Convert to fraction form
    501,797.17/692,482.17 = 272,354.78/x
  3. Step 3: Cross multiply
    501,797.17x = 692,482.17 × 272,354.78
  4. Step 4: Simplify right side
    501,797.17x = 188,600,830,795.48
  5. Step 5: Solve for x
    x = 188,600,830,795.48/501,797.17
  6. Step 6: Final answer
    x = 375,850.73

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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.