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Finding the Fourth Proportional to 224,807.28, 310,378.68 and 144,269.52

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Solution

The fourth proportional to 224,807.28, 310,378.68 and 144,269.52 is: 199,184.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,807.28 : 310,378.68 = 144,269.52 : x
  2. Step 2: Convert to fraction form
    224,807.28/310,378.68 = 144,269.52/x
  3. Step 3: Cross multiply
    224,807.28x = 310,378.68 × 144,269.52
  4. Step 4: Simplify right side
    224,807.28x = 44,778,183,181.83
  5. Step 5: Solve for x
    x = 44,778,183,181.83/224,807.28
  6. Step 6: Final answer
    x = 199,184.76

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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.