Home / 440,219.04-659,681.28-260,119.32

Finding the Fourth Proportional to 440,219.04, 659,681.28 and 260,119.32

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Solution

The fourth proportional to 440,219.04, 659,681.28 and 260,119.32 is: 389,796.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,219.04 : 659,681.28 = 260,119.32 : x
  2. Step 2: Convert to fraction form
    440,219.04/659,681.28 = 260,119.32/x
  3. Step 3: Cross multiply
    440,219.04x = 659,681.28 × 260,119.32
  4. Step 4: Simplify right side
    440,219.04x = 171,595,845,970.33
  5. Step 5: Solve for x
    x = 171,595,845,970.33/440,219.04
  6. Step 6: Final answer
    x = 389,796.51

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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.