Home / 604,914.40-907,717.20-231,205.60

Finding the Fourth Proportional to 604,914.40, 907,717.20 and 231,205.60

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Solution

The fourth proportional to 604,914.40, 907,717.20 and 231,205.60 is: 346,940.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,914.40 : 907,717.20 = 231,205.60 : x
  2. Step 2: Convert to fraction form
    604,914.40/907,717.20 = 231,205.60/x
  3. Step 3: Cross multiply
    604,914.40x = 907,717.20 × 231,205.60
  4. Step 4: Simplify right side
    604,914.40x = 209,869,299,856.32
  5. Step 5: Solve for x
    x = 209,869,299,856.32/604,914.40
  6. Step 6: Final answer
    x = 346,940.49

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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.