Home / 579,455.10-869,124.33-158,792.94

Finding the Fourth Proportional to 579,455.10, 869,124.33 and 158,792.94

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Solution

The fourth proportional to 579,455.10, 869,124.33 and 158,792.94 is: 238,173.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,455.10 : 869,124.33 = 158,792.94 : x
  2. Step 2: Convert to fraction form
    579,455.10/869,124.33 = 158,792.94/x
  3. Step 3: Cross multiply
    579,455.10x = 869,124.33 × 158,792.94
  4. Step 4: Simplify right side
    579,455.10x = 138,010,807,586.23
  5. Step 5: Solve for x
    x = 138,010,807,586.23/579,455.10
  6. Step 6: Final answer
    x = 238,173.43

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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.