Home / 804,556.67-1,110,288.93-442,004.01

Finding the Fourth Proportional to 804,556.67, 1,110,288.93 and 442,004.01

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Solution

The fourth proportional to 804,556.67, 1,110,288.93 and 442,004.01 is: 609,965.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,556.67 : 1,110,288.93 = 442,004.01 : x
  2. Step 2: Convert to fraction form
    804,556.67/1,110,288.93 = 442,004.01/x
  3. Step 3: Cross multiply
    804,556.67x = 1,110,288.93 × 442,004.01
  4. Step 4: Simplify right side
    804,556.67x = 490,752,159,318.61
  5. Step 5: Solve for x
    x = 490,752,159,318.61/804,556.67
  6. Step 6: Final answer
    x = 609,965.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.