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Finding the Fourth Proportional to 341,079.93, 470,733.93 and 283,620.42

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Solution

The fourth proportional to 341,079.93, 470,733.93 and 283,620.42 is: 391,432.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,079.93 : 470,733.93 = 283,620.42 : x
  2. Step 2: Convert to fraction form
    341,079.93/470,733.93 = 283,620.42/x
  3. Step 3: Cross multiply
    341,079.93x = 470,733.93 × 283,620.42
  4. Step 4: Simplify right side
    341,079.93x = 133,509,754,934.85
  5. Step 5: Solve for x
    x = 133,509,754,934.85/341,079.93
  6. Step 6: Final answer
    x = 391,432.46

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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.