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Finding the Fourth Proportional to 264,282.80, 364,710.51 and 143,424.11

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Solution

The fourth proportional to 264,282.80, 364,710.51 and 143,424.11 is: 197,925.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,282.80 : 364,710.51 = 143,424.11 : x
  2. Step 2: Convert to fraction form
    264,282.80/364,710.51 = 143,424.11/x
  3. Step 3: Cross multiply
    264,282.80x = 364,710.51 × 143,424.11
  4. Step 4: Simplify right side
    264,282.80x = 52,308,278,480.84
  5. Step 5: Solve for x
    x = 52,308,278,480.84/264,282.80
  6. Step 6: Final answer
    x = 197,925.40

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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.