Home / 551,296.90-760,872.15-336,561.85

Finding the Fourth Proportional to 551,296.90, 760,872.15 and 336,561.85

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Solution

The fourth proportional to 551,296.90, 760,872.15 and 336,561.85 is: 464,505.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,296.90 : 760,872.15 = 336,561.85 : x
  2. Step 2: Convert to fraction form
    551,296.90/760,872.15 = 336,561.85/x
  3. Step 3: Cross multiply
    551,296.90x = 760,872.15 × 336,561.85
  4. Step 4: Simplify right side
    551,296.90x = 256,080,538,417.48
  5. Step 5: Solve for x
    x = 256,080,538,417.48/551,296.90
  6. Step 6: Final answer
    x = 464,505.67

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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.