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Finding the Fourth Proportional to 459,206.48, 633,712.53 and 252,483.62

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Solution

The fourth proportional to 459,206.48, 633,712.53 and 252,483.62 is: 348,431.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,206.48 : 633,712.53 = 252,483.62 : x
  2. Step 2: Convert to fraction form
    459,206.48/633,712.53 = 252,483.62/x
  3. Step 3: Cross multiply
    459,206.48x = 633,712.53 × 252,483.62
  4. Step 4: Simplify right side
    459,206.48x = 160,002,031,392.01
  5. Step 5: Solve for x
    x = 160,002,031,392.01/459,206.48
  6. Step 6: Final answer
    x = 348,431.56

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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.