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Finding the Fourth Proportional to 245,210, 365,669.17 and 242,967.88

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Solution

The fourth proportional to 245,210, 365,669.17 and 242,967.88 is: 362,325.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,210 : 365,669.17 = 242,967.88 : x
  2. Step 2: Convert to fraction form
    245,210/365,669.17 = 242,967.88/x
  3. Step 3: Cross multiply
    245,210x = 365,669.17 × 242,967.88
  4. Step 4: Simplify right side
    245,210x = 88,845,863,016.26
  5. Step 5: Solve for x
    x = 88,845,863,016.26/245,210
  6. Step 6: Final answer
    x = 362,325.61

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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.