Home / 440,042.16-659,957.52-203,157.36

Finding the Fourth Proportional to 440,042.16, 659,957.52 and 203,157.36

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Solution

The fourth proportional to 440,042.16, 659,957.52 and 203,157.36 is: 304,687.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,042.16 : 659,957.52 = 203,157.36 : x
  2. Step 2: Convert to fraction form
    440,042.16/659,957.52 = 203,157.36/x
  3. Step 3: Cross multiply
    440,042.16x = 659,957.52 × 203,157.36
  4. Step 4: Simplify right side
    440,042.16x = 134,075,227,475.35
  5. Step 5: Solve for x
    x = 134,075,227,475.35/440,042.16
  6. Step 6: Final answer
    x = 304,687.23

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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.