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Finding the Fourth Proportional to 294,637.60, 441,956.40 and 168,666.40

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Solution

The fourth proportional to 294,637.60, 441,956.40 and 168,666.40 is: 252,999.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,637.60 : 441,956.40 = 168,666.40 : x
  2. Step 2: Convert to fraction form
    294,637.60/441,956.40 = 168,666.40/x
  3. Step 3: Cross multiply
    294,637.60x = 441,956.40 × 168,666.40
  4. Step 4: Simplify right side
    294,637.60x = 74,543,194,944.96
  5. Step 5: Solve for x
    x = 74,543,194,944.96/294,637.60
  6. Step 6: Final answer
    x = 252,999.60

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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.