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Finding the Fourth Proportional to 304,871.60, 456,432.60 and 296,123.60

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Solution

The fourth proportional to 304,871.60, 456,432.60 and 296,123.60 is: 443,335.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,871.60 : 456,432.60 = 296,123.60 : x
  2. Step 2: Convert to fraction form
    304,871.60/456,432.60 = 296,123.60/x
  3. Step 3: Cross multiply
    304,871.60x = 456,432.60 × 296,123.60
  4. Step 4: Simplify right side
    304,871.60x = 135,160,464,669.36
  5. Step 5: Solve for x
    x = 135,160,464,669.36/304,871.60
  6. Step 6: Final answer
    x = 443,335.70

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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.