Home / 583,076.21-872,639.33-358,579.04

Finding the Fourth Proportional to 583,076.21, 872,639.33 and 358,579.04

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Solution

The fourth proportional to 583,076.21, 872,639.33 and 358,579.04 is: 536,653.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,076.21 : 872,639.33 = 358,579.04 : x
  2. Step 2: Convert to fraction form
    583,076.21/872,639.33 = 358,579.04/x
  3. Step 3: Cross multiply
    583,076.21x = 872,639.33 × 358,579.04
  4. Step 4: Simplify right side
    583,076.21x = 312,910,167,061.55
  5. Step 5: Solve for x
    x = 312,910,167,061.55/583,076.21
  6. Step 6: Final answer
    x = 536,653.98

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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.