Home / 801,407.04-1,203,314.76-762,887.76

Finding the Fourth Proportional to 801,407.04, 1,203,314.76 and 762,887.76

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Solution

The fourth proportional to 801,407.04, 1,203,314.76 and 762,887.76 is: 1,145,477.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,407.04 : 1,203,314.76 = 762,887.76 : x
  2. Step 2: Convert to fraction form
    801,407.04/1,203,314.76 = 762,887.76/x
  3. Step 3: Cross multiply
    801,407.04x = 1,203,314.76 × 762,887.76
  4. Step 4: Simplify right side
    801,407.04x = 917,994,101,831.34
  5. Step 5: Solve for x
    x = 917,994,101,831.34/801,407.04
  6. Step 6: Final answer
    x = 1,145,477.96

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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.