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Finding the Fourth Proportional to 662,067, 913,652.46 and 360,263.16

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Solution

The fourth proportional to 662,067, 913,652.46 and 360,263.16 is: 497,163.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,067 : 913,652.46 = 360,263.16 : x
  2. Step 2: Convert to fraction form
    662,067/913,652.46 = 360,263.16/x
  3. Step 3: Cross multiply
    662,067x = 913,652.46 × 360,263.16
  4. Step 4: Simplify right side
    662,067x = 329,155,322,381.37
  5. Step 5: Solve for x
    x = 329,155,322,381.37/662,067
  6. Step 6: Final answer
    x = 497,163.16

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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.