Home / 468,302.31-646,257.06-253,442.34

Finding the Fourth Proportional to 468,302.31, 646,257.06 and 253,442.34

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Solution

The fourth proportional to 468,302.31, 646,257.06 and 253,442.34 is: 349,750.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,302.31 : 646,257.06 = 253,442.34 : x
  2. Step 2: Convert to fraction form
    468,302.31/646,257.06 = 253,442.34/x
  3. Step 3: Cross multiply
    468,302.31x = 646,257.06 × 253,442.34
  4. Step 4: Simplify right side
    468,302.31x = 163,788,901,527.92
  5. Step 5: Solve for x
    x = 163,788,901,527.92/468,302.31
  6. Step 6: Final answer
    x = 349,750.36

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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.