Home / 804,926.40-1,207,389.60-794,428.80

Finding the Fourth Proportional to 804,926.40, 1,207,389.60 and 794,428.80

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Solution

The fourth proportional to 804,926.40, 1,207,389.60 and 794,428.80 is: 1,191,643.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,926.40 : 1,207,389.60 = 794,428.80 : x
  2. Step 2: Convert to fraction form
    804,926.40/1,207,389.60 = 794,428.80/x
  3. Step 3: Cross multiply
    804,926.40x = 1,207,389.60 × 794,428.80
  4. Step 4: Simplify right side
    804,926.40x = 959,185,071,060.48
  5. Step 5: Solve for x
    x = 959,185,071,060.48/804,926.40
  6. Step 6: Final answer
    x = 1,191,643.20

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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.