Home / 750,408.03-1,035,555.21-406,236.24

Finding the Fourth Proportional to 750,408.03, 1,035,555.21 and 406,236.24

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Solution

The fourth proportional to 750,408.03, 1,035,555.21 and 406,236.24 is: 560,601.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,408.03 : 1,035,555.21 = 406,236.24 : x
  2. Step 2: Convert to fraction form
    750,408.03/1,035,555.21 = 406,236.24/x
  3. Step 3: Cross multiply
    750,408.03x = 1,035,555.21 × 406,236.24
  4. Step 4: Simplify right side
    750,408.03x = 420,680,054,822.81
  5. Step 5: Solve for x
    x = 420,680,054,822.81/750,408.03
  6. Step 6: Final answer
    x = 560,601.75

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1.5x scale

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.