Home / 709,292.88-1,063,668.24-304,448.40

Finding the Fourth Proportional to 709,292.88, 1,063,668.24 and 304,448.40

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Solution

The fourth proportional to 709,292.88, 1,063,668.24 and 304,448.40 is: 456,556.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,292.88 : 1,063,668.24 = 304,448.40 : x
  2. Step 2: Convert to fraction form
    709,292.88/1,063,668.24 = 304,448.40/x
  3. Step 3: Cross multiply
    709,292.88x = 1,063,668.24 × 304,448.40
  4. Step 4: Simplify right side
    709,292.88x = 323,832,093,798.82
  5. Step 5: Solve for x
    x = 323,832,093,798.82/709,292.88
  6. Step 6: Final answer
    x = 456,556.24

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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.