Home / 488,916.91-733,586.04-264,435.40

Finding the Fourth Proportional to 488,916.91, 733,586.04 and 264,435.40

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Solution

The fourth proportional to 488,916.91, 733,586.04 and 264,435.40 is: 396,767.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,916.91 : 733,586.04 = 264,435.40 : x
  2. Step 2: Convert to fraction form
    488,916.91/733,586.04 = 264,435.40/x
  3. Step 3: Cross multiply
    488,916.91x = 733,586.04 × 264,435.40
  4. Step 4: Simplify right side
    488,916.91x = 193,986,117,921.82
  5. Step 5: Solve for x
    x = 193,986,117,921.82/488,916.91
  6. Step 6: Final answer
    x = 396,767.05

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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.