Home / 731,466.72-1,009,463.31-409,157.60

Finding the Fourth Proportional to 731,466.72, 1,009,463.31 and 409,157.60

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Solution

The fourth proportional to 731,466.72, 1,009,463.31 and 409,157.60 is: 564,659.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,466.72 : 1,009,463.31 = 409,157.60 : x
  2. Step 2: Convert to fraction form
    731,466.72/1,009,463.31 = 409,157.60/x
  3. Step 3: Cross multiply
    731,466.72x = 1,009,463.31 × 409,157.60
  4. Step 4: Simplify right side
    731,466.72x = 413,029,580,160.34
  5. Step 5: Solve for x
    x = 413,029,580,160.34/731,466.72
  6. Step 6: Final answer
    x = 564,659.43

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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.