Home / 731,973.42-1,009,893.06-409,632.30

Finding the Fourth Proportional to 731,973.42, 1,009,893.06 and 409,632.30

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Solution

The fourth proportional to 731,973.42, 1,009,893.06 and 409,632.30 is: 565,163.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,973.42 : 1,009,893.06 = 409,632.30 : x
  2. Step 2: Convert to fraction form
    731,973.42/1,009,893.06 = 409,632.30/x
  3. Step 3: Cross multiply
    731,973.42x = 1,009,893.06 × 409,632.30
  4. Step 4: Simplify right side
    731,973.42x = 413,684,816,921.84
  5. Step 5: Solve for x
    x = 413,684,816,921.84/731,973.42
  6. Step 6: Final answer
    x = 565,163.71

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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.