Home / 703,539.81-1,055,298.55-223,760.70

Finding the Fourth Proportional to 703,539.81, 1,055,298.55 and 223,760.70

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Solution

The fourth proportional to 703,539.81, 1,055,298.55 and 223,760.70 is: 335,637.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,539.81 : 1,055,298.55 = 223,760.70 : x
  2. Step 2: Convert to fraction form
    703,539.81/1,055,298.55 = 223,760.70/x
  3. Step 3: Cross multiply
    703,539.81x = 1,055,298.55 × 223,760.70
  4. Step 4: Simplify right side
    703,539.81x = 236,134,342,256.99
  5. Step 5: Solve for x
    x = 236,134,342,256.99/703,539.81
  6. Step 6: Final answer
    x = 335,637.50

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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.