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Finding the Fourth Proportional to 296,902.10, 445,284.86 and 176,992.92

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Solution

The fourth proportional to 296,902.10, 445,284.86 and 176,992.92 is: 265,448.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,902.10 : 445,284.86 = 176,992.92 : x
  2. Step 2: Convert to fraction form
    296,902.10/445,284.86 = 176,992.92/x
  3. Step 3: Cross multiply
    296,902.10x = 445,284.86 × 176,992.92
  4. Step 4: Simplify right side
    296,902.10x = 78,812,266,718.23
  5. Step 5: Solve for x
    x = 78,812,266,718.23/296,902.10
  6. Step 6: Final answer
    x = 265,448.66

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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.