Home / 634,445.04-951,916.64-279,209.88

Finding the Fourth Proportional to 634,445.04, 951,916.64 and 279,209.88

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Solution

The fourth proportional to 634,445.04, 951,916.64 and 279,209.88 is: 418,924.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,445.04 : 951,916.64 = 279,209.88 : x
  2. Step 2: Convert to fraction form
    634,445.04/951,916.64 = 279,209.88/x
  3. Step 3: Cross multiply
    634,445.04x = 951,916.64 × 279,209.88
  4. Step 4: Simplify right side
    634,445.04x = 265,784,530,824.40
  5. Step 5: Solve for x
    x = 265,784,530,824.40/634,445.04
  6. Step 6: Final answer
    x = 418,924.44

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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.