Home / 804,303.83-1,206,455.05-205,264.94

Finding the Fourth Proportional to 804,303.83, 1,206,455.05 and 205,264.94

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Solution

The fourth proportional to 804,303.83, 1,206,455.05 and 205,264.94 is: 307,897.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,303.83 : 1,206,455.05 = 205,264.94 : x
  2. Step 2: Convert to fraction form
    804,303.83/1,206,455.05 = 205,264.94/x
  3. Step 3: Cross multiply
    804,303.83x = 1,206,455.05 × 205,264.94
  4. Step 4: Simplify right side
    804,303.83x = 247,642,917,418.67
  5. Step 5: Solve for x
    x = 247,642,917,418.67/804,303.83
  6. Step 6: Final answer
    x = 307,897.23

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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.