Home / 581,635.44-802,658.16-326,988.72

Finding the Fourth Proportional to 581,635.44, 802,658.16 and 326,988.72

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Solution

The fourth proportional to 581,635.44, 802,658.16 and 326,988.72 is: 451,245.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,635.44 : 802,658.16 = 326,988.72 : x
  2. Step 2: Convert to fraction form
    581,635.44/802,658.16 = 326,988.72/x
  3. Step 3: Cross multiply
    581,635.44x = 802,658.16 × 326,988.72
  4. Step 4: Simplify right side
    581,635.44x = 262,460,164,335.96
  5. Step 5: Solve for x
    x = 262,460,164,335.96/581,635.44
  6. Step 6: Final answer
    x = 451,245.14

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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.