Home / 804,938.40-1,207,407.60-604,171.80

Finding the Fourth Proportional to 804,938.40, 1,207,407.60 and 604,171.80

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Solution

The fourth proportional to 804,938.40, 1,207,407.60 and 604,171.80 is: 906,257.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,938.40 : 1,207,407.60 = 604,171.80 : x
  2. Step 2: Convert to fraction form
    804,938.40/1,207,407.60 = 604,171.80/x
  3. Step 3: Cross multiply
    804,938.40x = 1,207,407.60 × 604,171.80
  4. Step 4: Simplify right side
    804,938.40x = 729,481,623,025.68
  5. Step 5: Solve for x
    x = 729,481,623,025.68/804,938.40
  6. Step 6: Final answer
    x = 906,257.70

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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.