Home / 710,336.82-1,065,925.59-261,372.96

Finding the Fourth Proportional to 710,336.82, 1,065,925.59 and 261,372.96

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Solution

The fourth proportional to 710,336.82, 1,065,925.59 and 261,372.96 is: 392,214.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,336.82 : 1,065,925.59 = 261,372.96 : x
  2. Step 2: Convert to fraction form
    710,336.82/1,065,925.59 = 261,372.96/x
  3. Step 3: Cross multiply
    710,336.82x = 1,065,925.59 × 261,372.96
  4. Step 4: Simplify right side
    710,336.82x = 278,604,126,598.05
  5. Step 5: Solve for x
    x = 278,604,126,598.05/710,336.82
  6. Step 6: Final answer
    x = 392,214.11

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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.