Home / 709,458.97-1,063,555.65-260,074.93

Finding the Fourth Proportional to 709,458.97, 1,063,555.65 and 260,074.93

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Solution

The fourth proportional to 709,458.97, 1,063,555.65 and 260,074.93 is: 389,880.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,458.97 : 1,063,555.65 = 260,074.93 : x
  2. Step 2: Convert to fraction form
    709,458.97/1,063,555.65 = 260,074.93/x
  3. Step 3: Cross multiply
    709,458.97x = 1,063,555.65 × 260,074.93
  4. Step 4: Simplify right side
    709,458.97x = 276,604,158,666.09
  5. Step 5: Solve for x
    x = 276,604,158,666.09/709,458.97
  6. Step 6: Final answer
    x = 389,880.42

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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.