Home / 355,727.84-533,592.66-145,365.77

Finding the Fourth Proportional to 355,727.84, 533,592.66 and 145,365.77

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Solution

The fourth proportional to 355,727.84, 533,592.66 and 145,365.77 is: 218,049.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,727.84 : 533,592.66 = 145,365.77 : x
  2. Step 2: Convert to fraction form
    355,727.84/533,592.66 = 145,365.77/x
  3. Step 3: Cross multiply
    355,727.84x = 533,592.66 × 145,365.77
  4. Step 4: Simplify right side
    355,727.84x = 77,566,105,219.28
  5. Step 5: Solve for x
    x = 77,566,105,219.28/355,727.84
  6. Step 6: Final answer
    x = 218,049.02

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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.