Home / 804,307.14-1,206,459.74-205,268.36

Finding the Fourth Proportional to 804,307.14, 1,206,459.74 and 205,268.36

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Solution

The fourth proportional to 804,307.14, 1,206,459.74 and 205,268.36 is: 307,902.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,307.14 : 1,206,459.74 = 205,268.36 : x
  2. Step 2: Convert to fraction form
    804,307.14/1,206,459.74 = 205,268.36/x
  3. Step 3: Cross multiply
    804,307.14x = 1,206,459.74 × 205,268.36
  4. Step 4: Simplify right side
    804,307.14x = 247,648,014,225.63
  5. Step 5: Solve for x
    x = 247,648,014,225.63/804,307.14
  6. Step 6: Final answer
    x = 307,902.29

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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.