Home / 709,476.24-1,063,290.24-288,259.68

Finding the Fourth Proportional to 709,476.24, 1,063,290.24 and 288,259.68

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Solution

The fourth proportional to 709,476.24, 1,063,290.24 and 288,259.68 is: 432,014.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,476.24 : 1,063,290.24 = 288,259.68 : x
  2. Step 2: Convert to fraction form
    709,476.24/1,063,290.24 = 288,259.68/x
  3. Step 3: Cross multiply
    709,476.24x = 1,063,290.24 × 288,259.68
  4. Step 4: Simplify right side
    709,476.24x = 306,503,704,329.52
  5. Step 5: Solve for x
    x = 306,503,704,329.52/709,476.24
  6. Step 6: Final answer
    x = 432,014.05

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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.