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Finding the Fourth Proportional to 907,508.70, 1,361,263.05 and 376,067.70

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Solution

The fourth proportional to 907,508.70, 1,361,263.05 and 376,067.70 is: 564,101.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,508.70 : 1,361,263.05 = 376,067.70 : x
  2. Step 2: Convert to fraction form
    907,508.70/1,361,263.05 = 376,067.70/x
  3. Step 3: Cross multiply
    907,508.70x = 1,361,263.05 × 376,067.70
  4. Step 4: Simplify right side
    907,508.70x = 511,927,064,308.49
  5. Step 5: Solve for x
    x = 511,927,064,308.49/907,508.70
  6. Step 6: Final answer
    x = 564,101.55

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Similar ratio
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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.