Home / 875,559.14-1,313,378.22-268,303.76

Finding the Fourth Proportional to 875,559.14, 1,313,378.22 and 268,303.76

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Solution

The fourth proportional to 875,559.14, 1,313,378.22 and 268,303.76 is: 402,467.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,559.14 : 1,313,378.22 = 268,303.76 : x
  2. Step 2: Convert to fraction form
    875,559.14/1,313,378.22 = 268,303.76/x
  3. Step 3: Cross multiply
    875,559.14x = 1,313,378.22 × 268,303.76
  4. Step 4: Simplify right side
    875,559.14x = 352,384,308,161.22
  5. Step 5: Solve for x
    x = 352,384,308,161.22/875,559.14
  6. Step 6: Final answer
    x = 402,467.74

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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.