Home / 910,601.70-1,365,901.20-270,902.58

Finding the Fourth Proportional to 910,601.70, 1,365,901.20 and 270,902.58

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Solution

The fourth proportional to 910,601.70, 1,365,901.20 and 270,902.58 is: 406,353.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,601.70 : 1,365,901.20 = 270,902.58 : x
  2. Step 2: Convert to fraction form
    910,601.70/1,365,901.20 = 270,902.58/x
  3. Step 3: Cross multiply
    910,601.70x = 1,365,901.20 × 270,902.58
  4. Step 4: Simplify right side
    910,601.70x = 370,026,159,105.10
  5. Step 5: Solve for x
    x = 370,026,159,105.10/910,601.70
  6. Step 6: Final answer
    x = 406,353.47

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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.