Home / 731,964.42-1,009,880.73-409,623.30

Finding the Fourth Proportional to 731,964.42, 1,009,880.73 and 409,623.30

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Solution

The fourth proportional to 731,964.42, 1,009,880.73 and 409,623.30 is: 565,151.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,964.42 : 1,009,880.73 = 409,623.30 : x
  2. Step 2: Convert to fraction form
    731,964.42/1,009,880.73 = 409,623.30/x
  3. Step 3: Cross multiply
    731,964.42x = 1,009,880.73 × 409,623.30
  4. Step 4: Simplify right side
    731,964.42x = 413,670,677,229.01
  5. Step 5: Solve for x
    x = 413,670,677,229.01/731,964.42
  6. Step 6: Final answer
    x = 565,151.35

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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.