Home / 753,730.96-1,130,771.20-248,273.76

Finding the Fourth Proportional to 753,730.96, 1,130,771.20 and 248,273.76

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Solution

The fourth proportional to 753,730.96, 1,130,771.20 and 248,273.76 is: 372,468.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,730.96 : 1,130,771.20 = 248,273.76 : x
  2. Step 2: Convert to fraction form
    753,730.96/1,130,771.20 = 248,273.76/x
  3. Step 3: Cross multiply
    753,730.96x = 1,130,771.20 × 248,273.76
  4. Step 4: Simplify right side
    753,730.96x = 280,740,817,523.71
  5. Step 5: Solve for x
    x = 280,740,817,523.71/753,730.96
  6. Step 6: Final answer
    x = 372,468.20

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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.