Home / 302,768.16-454,162.68-160,420.92

Finding the Fourth Proportional to 302,768.16, 454,162.68 and 160,420.92

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Solution

The fourth proportional to 302,768.16, 454,162.68 and 160,420.92 is: 240,636.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,768.16 : 454,162.68 = 160,420.92 : x
  2. Step 2: Convert to fraction form
    302,768.16/454,162.68 = 160,420.92/x
  3. Step 3: Cross multiply
    302,768.16x = 454,162.68 × 160,420.92
  4. Step 4: Simplify right side
    302,768.16x = 72,857,194,955.27
  5. Step 5: Solve for x
    x = 72,857,194,955.27/302,768.16
  6. Step 6: Final answer
    x = 240,636.91

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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.