Home / 443,928.49-665,898.88-144,410.64

Finding the Fourth Proportional to 443,928.49, 665,898.88 and 144,410.64

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Solution

The fourth proportional to 443,928.49, 665,898.88 and 144,410.64 is: 216,617.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,928.49 : 665,898.88 = 144,410.64 : x
  2. Step 2: Convert to fraction form
    443,928.49/665,898.88 = 144,410.64/x
  3. Step 3: Cross multiply
    443,928.49x = 665,898.88 × 144,410.64
  4. Step 4: Simplify right side
    443,928.49x = 96,162,881,119.48
  5. Step 5: Solve for x
    x = 96,162,881,119.48/443,928.49
  6. Step 6: Final answer
    x = 216,617.95

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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.