Home / 509,827.04-764,740.48-242,777.88

Finding the Fourth Proportional to 509,827.04, 764,740.48 and 242,777.88

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Solution

The fourth proportional to 509,827.04, 764,740.48 and 242,777.88 is: 364,166.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,827.04 : 764,740.48 = 242,777.88 : x
  2. Step 2: Convert to fraction form
    509,827.04/764,740.48 = 242,777.88/x
  3. Step 3: Cross multiply
    509,827.04x = 764,740.48 × 242,777.88
  4. Step 4: Simplify right side
    509,827.04x = 185,662,072,484.58
  5. Step 5: Solve for x
    x = 185,662,072,484.58/509,827.04
  6. Step 6: Final answer
    x = 364,166.78

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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.