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Finding the Fourth Proportional to 601,568, 830,163.84 and 359,860.76

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Solution

The fourth proportional to 601,568, 830,163.84 and 359,860.76 is: 496,607.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,568 : 830,163.84 = 359,860.76 : x
  2. Step 2: Convert to fraction form
    601,568/830,163.84 = 359,860.76/x
  3. Step 3: Cross multiply
    601,568x = 830,163.84 × 359,860.76
  4. Step 4: Simplify right side
    601,568x = 298,743,390,386.92
  5. Step 5: Solve for x
    x = 298,743,390,386.92/601,568
  6. Step 6: Final answer
    x = 496,607.85

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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.