Home / 731,297.16-1,009,187.22-409,005.96

Finding the Fourth Proportional to 731,297.16, 1,009,187.22 and 409,005.96

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Solution

The fourth proportional to 731,297.16, 1,009,187.22 and 409,005.96 is: 564,426.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,297.16 : 1,009,187.22 = 409,005.96 : x
  2. Step 2: Convert to fraction form
    731,297.16/1,009,187.22 = 409,005.96/x
  3. Step 3: Cross multiply
    731,297.16x = 1,009,187.22 × 409,005.96
  4. Step 4: Simplify right side
    731,297.16x = 412,763,587,735.83
  5. Step 5: Solve for x
    x = 412,763,587,735.83/731,297.16
  6. Step 6: Final answer
    x = 564,426.62

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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.