Home / 228,934.28-315,565.19-180,457.61

Finding the Fourth Proportional to 228,934.28, 315,565.19 and 180,457.61

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Solution

The fourth proportional to 228,934.28, 315,565.19 and 180,457.61 is: 248,744.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,934.28 : 315,565.19 = 180,457.61 : x
  2. Step 2: Convert to fraction form
    228,934.28/315,565.19 = 180,457.61/x
  3. Step 3: Cross multiply
    228,934.28x = 315,565.19 × 180,457.61
  4. Step 4: Simplify right side
    228,934.28x = 56,946,137,506.48
  5. Step 5: Solve for x
    x = 56,946,137,506.48/228,934.28
  6. Step 6: Final answer
    x = 248,744.48

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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.