Home / 302,977.80-454,175.10-235,472.40

Finding the Fourth Proportional to 302,977.80, 454,175.10 and 235,472.40

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Solution

The fourth proportional to 302,977.80, 454,175.10 and 235,472.40 is: 352,981.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,977.80 : 454,175.10 = 235,472.40 : x
  2. Step 2: Convert to fraction form
    302,977.80/454,175.10 = 235,472.40/x
  3. Step 3: Cross multiply
    302,977.80x = 454,175.10 × 235,472.40
  4. Step 4: Simplify right side
    302,977.80x = 106,945,700,817.24
  5. Step 5: Solve for x
    x = 106,945,700,817.24/302,977.80
  6. Step 6: Final answer
    x = 352,981.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.