Home / 871,697.56-1,307,621.42-240,611.40

Finding the Fourth Proportional to 871,697.56, 1,307,621.42 and 240,611.40

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Solution

The fourth proportional to 871,697.56, 1,307,621.42 and 240,611.40 is: 360,937.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,697.56 : 1,307,621.42 = 240,611.40 : x
  2. Step 2: Convert to fraction form
    871,697.56/1,307,621.42 = 240,611.40/x
  3. Step 3: Cross multiply
    871,697.56x = 1,307,621.42 × 240,611.40
  4. Step 4: Simplify right side
    871,697.56x = 314,628,620,536.19
  5. Step 5: Solve for x
    x = 314,628,620,536.19/871,697.56
  6. Step 6: Final answer
    x = 360,937.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.