Home / 654,258.82-902,743.60-382,274.16

Finding the Fourth Proportional to 654,258.82, 902,743.60 and 382,274.16

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Solution

The fourth proportional to 654,258.82, 902,743.60 and 382,274.16 is: 527,460.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,258.82 : 902,743.60 = 382,274.16 : x
  2. Step 2: Convert to fraction form
    654,258.82/902,743.60 = 382,274.16/x
  3. Step 3: Cross multiply
    654,258.82x = 902,743.60 × 382,274.16
  4. Step 4: Simplify right side
    654,258.82x = 345,095,548,687.41
  5. Step 5: Solve for x
    x = 345,095,548,687.41/654,258.82
  6. Step 6: Final answer
    x = 527,460.29

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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.