Home / 551,316.54-760,899.11-336,581.09

Finding the Fourth Proportional to 551,316.54, 760,899.11 and 336,581.09

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Solution

The fourth proportional to 551,316.54, 760,899.11 and 336,581.09 is: 464,532.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,316.54 : 760,899.11 = 336,581.09 : x
  2. Step 2: Convert to fraction form
    551,316.54/760,899.11 = 336,581.09/x
  3. Step 3: Cross multiply
    551,316.54x = 760,899.11 × 336,581.09
  4. Step 4: Simplify right side
    551,316.54x = 256,104,246,336.43
  5. Step 5: Solve for x
    x = 256,104,246,336.43/551,316.54
  6. Step 6: Final answer
    x = 464,532.13

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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.