Home / 664,246.65-996,467.18-348,727.35

Finding the Fourth Proportional to 664,246.65, 996,467.18 and 348,727.35

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Solution

The fourth proportional to 664,246.65, 996,467.18 and 348,727.35 is: 523,142.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,246.65 : 996,467.18 = 348,727.35 : x
  2. Step 2: Convert to fraction form
    664,246.65/996,467.18 = 348,727.35/x
  3. Step 3: Cross multiply
    664,246.65x = 996,467.18 × 348,727.35
  4. Step 4: Simplify right side
    664,246.65x = 347,495,357,299.74
  5. Step 5: Solve for x
    x = 347,495,357,299.74/664,246.65
  6. Step 6: Final answer
    x = 523,142.05

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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.