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Finding the Fourth Proportional to 668,259.96, 922,198.14 and 362,346.48

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Solution

The fourth proportional to 668,259.96, 922,198.14 and 362,346.48 is: 500,037.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,259.96 : 922,198.14 = 362,346.48 : x
  2. Step 2: Convert to fraction form
    668,259.96/922,198.14 = 362,346.48/x
  3. Step 3: Cross multiply
    668,259.96x = 922,198.14 × 362,346.48
  4. Step 4: Simplify right side
    668,259.96x = 334,155,249,891.55
  5. Step 5: Solve for x
    x = 334,155,249,891.55/668,259.96
  6. Step 6: Final answer
    x = 500,037.81

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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.