Home / 302,918.24-418,030.18-166,957.22

Finding the Fourth Proportional to 302,918.24, 418,030.18 and 166,957.22

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Solution

The fourth proportional to 302,918.24, 418,030.18 and 166,957.22 is: 230,402.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,918.24 : 418,030.18 = 166,957.22 : x
  2. Step 2: Convert to fraction form
    302,918.24/418,030.18 = 166,957.22/x
  3. Step 3: Cross multiply
    302,918.24x = 418,030.18 × 166,957.22
  4. Step 4: Simplify right side
    302,918.24x = 69,793,156,728.90
  5. Step 5: Solve for x
    x = 69,793,156,728.90/302,918.24
  6. Step 6: Final answer
    x = 230,402.62

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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.