Home / 468,828.69-646,985.31-253,968.24

Finding the Fourth Proportional to 468,828.69, 646,985.31 and 253,968.24

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Solution

The fourth proportional to 468,828.69, 646,985.31 and 253,968.24 is: 350,477.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,828.69 : 646,985.31 = 253,968.24 : x
  2. Step 2: Convert to fraction form
    468,828.69/646,985.31 = 253,968.24/x
  3. Step 3: Cross multiply
    468,828.69x = 646,985.31 × 253,968.24
  4. Step 4: Simplify right side
    468,828.69x = 164,313,720,486.55
  5. Step 5: Solve for x
    x = 164,313,720,486.55/468,828.69
  6. Step 6: Final answer
    x = 350,477.10

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.