Home / 302,849.15-417,950.35-166,883.12

Finding the Fourth Proportional to 302,849.15, 417,950.35 and 166,883.12

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Solution

The fourth proportional to 302,849.15, 417,950.35 and 166,883.12 is: 230,308.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,849.15 : 417,950.35 = 166,883.12 : x
  2. Step 2: Convert to fraction form
    302,849.15/417,950.35 = 166,883.12/x
  3. Step 3: Cross multiply
    302,849.15x = 417,950.35 × 166,883.12
  4. Step 4: Simplify right side
    302,849.15x = 69,748,857,473.45
  5. Step 5: Solve for x
    x = 69,748,857,473.45/302,849.15
  6. Step 6: Final answer
    x = 230,308.91

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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.