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Finding the Fourth Proportional to 676,874.63, 934,097.31 and 370,948.52

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Solution

The fourth proportional to 676,874.63, 934,097.31 and 370,948.52 is: 511,914.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,874.63 : 934,097.31 = 370,948.52 : x
  2. Step 2: Convert to fraction form
    676,874.63/934,097.31 = 370,948.52/x
  3. Step 3: Cross multiply
    676,874.63x = 934,097.31 × 370,948.52
  4. Step 4: Simplify right side
    676,874.63x = 346,502,010,010.00
  5. Step 5: Solve for x
    x = 346,502,010,010.00/676,874.63
  6. Step 6: Final answer
    x = 511,914.61

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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.