Home / 965,212.20-1,447,811.79-245,547.73

Finding the Fourth Proportional to 965,212.20, 1,447,811.79 and 245,547.73

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Solution

The fourth proportional to 965,212.20, 1,447,811.79 and 245,547.73 is: 368,319.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,212.20 : 1,447,811.79 = 245,547.73 : x
  2. Step 2: Convert to fraction form
    965,212.20/1,447,811.79 = 245,547.73/x
  3. Step 3: Cross multiply
    965,212.20x = 1,447,811.79 × 245,547.73
  4. Step 4: Simplify right side
    965,212.20x = 355,506,891,262.68
  5. Step 5: Solve for x
    x = 355,506,891,262.68/965,212.20
  6. Step 6: Final answer
    x = 368,319.93

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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.