Home / 370,242.34-554,989.62-145,760.34

Finding the Fourth Proportional to 370,242.34, 554,989.62 and 145,760.34

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Solution

The fourth proportional to 370,242.34, 554,989.62 and 145,760.34 is: 218,493.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,242.34 : 554,989.62 = 145,760.34 : x
  2. Step 2: Convert to fraction form
    370,242.34/554,989.62 = 145,760.34/x
  3. Step 3: Cross multiply
    370,242.34x = 554,989.62 × 145,760.34
  4. Step 4: Simplify right side
    370,242.34x = 80,895,475,707.67
  5. Step 5: Solve for x
    x = 80,895,475,707.67/370,242.34
  6. Step 6: Final answer
    x = 218,493.31

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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.