Home / 637,314.41-955,967.35-258,229.55

Finding the Fourth Proportional to 637,314.41, 955,967.35 and 258,229.55

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Solution

The fourth proportional to 637,314.41, 955,967.35 and 258,229.55 is: 387,342.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,314.41 : 955,967.35 = 258,229.55 : x
  2. Step 2: Convert to fraction form
    637,314.41/955,967.35 = 258,229.55/x
  3. Step 3: Cross multiply
    637,314.41x = 955,967.35 × 258,229.55
  4. Step 4: Simplify right side
    637,314.41x = 246,859,018,605.19
  5. Step 5: Solve for x
    x = 246,859,018,605.19/637,314.41
  6. Step 6: Final answer
    x = 387,342.60

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1.5x scale

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.