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Finding the Fourth Proportional to 264,335.39, 364,783.22 and 143,476.71

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Solution

The fourth proportional to 264,335.39, 364,783.22 and 143,476.71 is: 197,998.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,335.39 : 364,783.22 = 143,476.71 : x
  2. Step 2: Convert to fraction form
    264,335.39/364,783.22 = 143,476.71/x
  3. Step 3: Cross multiply
    264,335.39x = 364,783.22 × 143,476.71
  4. Step 4: Simplify right side
    264,335.39x = 52,337,896,268.81
  5. Step 5: Solve for x
    x = 52,337,896,268.81/264,335.39
  6. Step 6: Final answer
    x = 197,998.07

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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.