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Finding the Fourth Proportional to 617,076, 925,259.76 and 242,894.88

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Solution

The fourth proportional to 617,076, 925,259.76 and 242,894.88 is: 364,202.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,076 : 925,259.76 = 242,894.88 : x
  2. Step 2: Convert to fraction form
    617,076/925,259.76 = 242,894.88/x
  3. Step 3: Cross multiply
    617,076x = 925,259.76 × 242,894.88
  4. Step 4: Simplify right side
    617,076x = 224,740,858,374.03
  5. Step 5: Solve for x
    x = 224,740,858,374.03/617,076
  6. Step 6: Final answer
    x = 364,202.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.