Home / 709,113.07-1,063,526.54-259,680.52

Finding the Fourth Proportional to 709,113.07, 1,063,526.54 and 259,680.52

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Solution

The fourth proportional to 709,113.07, 1,063,526.54 and 259,680.52 is: 389,468.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,113.07 : 1,063,526.54 = 259,680.52 : x
  2. Step 2: Convert to fraction form
    709,113.07/1,063,526.54 = 259,680.52/x
  3. Step 3: Cross multiply
    709,113.07x = 1,063,526.54 × 259,680.52
  4. Step 4: Simplify right side
    709,113.07x = 276,177,124,941.00
  5. Step 5: Solve for x
    x = 276,177,124,941.00/709,113.07
  6. Step 6: Final answer
    x = 389,468.39

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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.