Home / 886,057.02-1,329,021.27-346,211.82

Finding the Fourth Proportional to 886,057.02, 1,329,021.27 and 346,211.82

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Solution

The fourth proportional to 886,057.02, 1,329,021.27 and 346,211.82 is: 519,292.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,057.02 : 1,329,021.27 = 346,211.82 : x
  2. Step 2: Convert to fraction form
    886,057.02/1,329,021.27 = 346,211.82/x
  3. Step 3: Cross multiply
    886,057.02x = 1,329,021.27 × 346,211.82
  4. Step 4: Simplify right side
    886,057.02x = 460,122,872,705.41
  5. Step 5: Solve for x
    x = 460,122,872,705.41/886,057.02
  6. Step 6: Final answer
    x = 519,292.62

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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.