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Finding the Fourth Proportional to 245,225, 365,691.56 and 242,982.92

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Solution

The fourth proportional to 245,225, 365,691.56 and 242,982.92 is: 362,348.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,225 : 365,691.56 = 242,982.92 : x
  2. Step 2: Convert to fraction form
    245,225/365,691.56 = 242,982.92/x
  3. Step 3: Cross multiply
    245,225x = 365,691.56 × 242,982.92
  4. Step 4: Simplify right side
    245,225x = 88,856,803,068.16
  5. Step 5: Solve for x
    x = 88,856,803,068.16/245,225
  6. Step 6: Final answer
    x = 362,348.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.