Home / 804,228.16-1,206,074.48-324,332.01

Finding the Fourth Proportional to 804,228.16, 1,206,074.48 and 324,332.01

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Solution

The fourth proportional to 804,228.16, 1,206,074.48 and 324,332.01 is: 486,390.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,228.16 : 1,206,074.48 = 324,332.01 : x
  2. Step 2: Convert to fraction form
    804,228.16/1,206,074.48 = 324,332.01/x
  3. Step 3: Cross multiply
    804,228.16x = 1,206,074.48 × 324,332.01
  4. Step 4: Simplify right side
    804,228.16x = 391,168,558,686.45
  5. Step 5: Solve for x
    x = 391,168,558,686.45/804,228.16
  6. Step 6: Final answer
    x = 486,390.03

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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.