Home / 725,794.12-1,089,447.58-709,511.16

Finding the Fourth Proportional to 725,794.12, 1,089,447.58 and 709,511.16

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Solution

The fourth proportional to 725,794.12, 1,089,447.58 and 709,511.16 is: 1,065,006.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,794.12 : 1,089,447.58 = 709,511.16 : x
  2. Step 2: Convert to fraction form
    725,794.12/1,089,447.58 = 709,511.16/x
  3. Step 3: Cross multiply
    725,794.12x = 1,089,447.58 × 709,511.16
  4. Step 4: Simplify right side
    725,794.12x = 772,975,216,244.99
  5. Step 5: Solve for x
    x = 772,975,216,244.99/725,794.12
  6. Step 6: Final answer
    x = 1,065,006.17

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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.