Home / 903,445.17-1,355,195.09-229,526.61

Finding the Fourth Proportional to 903,445.17, 1,355,195.09 and 229,526.61

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Solution

The fourth proportional to 903,445.17, 1,355,195.09 and 229,526.61 is: 344,296.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,445.17 : 1,355,195.09 = 229,526.61 : x
  2. Step 2: Convert to fraction form
    903,445.17/1,355,195.09 = 229,526.61/x
  3. Step 3: Cross multiply
    903,445.17x = 1,355,195.09 × 229,526.61
  4. Step 4: Simplify right side
    903,445.17x = 311,053,334,896.35
  5. Step 5: Solve for x
    x = 311,053,334,896.35/903,445.17
  6. Step 6: Final answer
    x = 344,296.86

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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.