Home / 758,443.16-1,137,664.74-225,950.44

Finding the Fourth Proportional to 758,443.16, 1,137,664.74 and 225,950.44

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Solution

The fourth proportional to 758,443.16, 1,137,664.74 and 225,950.44 is: 338,925.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,443.16 : 1,137,664.74 = 225,950.44 : x
  2. Step 2: Convert to fraction form
    758,443.16/1,137,664.74 = 225,950.44/x
  3. Step 3: Cross multiply
    758,443.16x = 1,137,664.74 × 225,950.44
  4. Step 4: Simplify right side
    758,443.16x = 257,055,848,575.49
  5. Step 5: Solve for x
    x = 257,055,848,575.49/758,443.16
  6. Step 6: Final answer
    x = 338,925.66

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Double scale
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Similar ratio
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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.