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Finding the Fourth Proportional to 506,455.76, 759,333.72 and 222,009.68

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Solution

The fourth proportional to 506,455.76, 759,333.72 and 222,009.68 is: 332,861.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,455.76 : 759,333.72 = 222,009.68 : x
  2. Step 2: Convert to fraction form
    506,455.76/759,333.72 = 222,009.68/x
  3. Step 3: Cross multiply
    506,455.76x = 759,333.72 × 222,009.68
  4. Step 4: Simplify right side
    506,455.76x = 168,579,436,190.41
  5. Step 5: Solve for x
    x = 168,579,436,190.41/506,455.76
  6. Step 6: Final answer
    x = 332,861.13

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1.5x scale

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.