Home / 658,340.98-908,584.44-371,879.52

Finding the Fourth Proportional to 658,340.98, 908,584.44 and 371,879.52

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Solution

The fourth proportional to 658,340.98, 908,584.44 and 371,879.52 is: 513,235.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,340.98 : 908,584.44 = 371,879.52 : x
  2. Step 2: Convert to fraction form
    658,340.98/908,584.44 = 371,879.52/x
  3. Step 3: Cross multiply
    658,340.98x = 908,584.44 × 371,879.52
  4. Step 4: Simplify right side
    658,340.98x = 337,883,939,024.35
  5. Step 5: Solve for x
    x = 337,883,939,024.35/658,340.98
  6. Step 6: Final answer
    x = 513,235.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.