Home / 718,568.42-1,077,556.08-245,291.90

Finding the Fourth Proportional to 718,568.42, 1,077,556.08 and 245,291.90

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Solution

The fourth proportional to 718,568.42, 1,077,556.08 and 245,291.90 is: 367,836.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,568.42 : 1,077,556.08 = 245,291.90 : x
  2. Step 2: Convert to fraction form
    718,568.42/1,077,556.08 = 245,291.90/x
  3. Step 3: Cross multiply
    718,568.42x = 1,077,556.08 × 245,291.90
  4. Step 4: Simplify right side
    718,568.42x = 264,315,778,219.75
  5. Step 5: Solve for x
    x = 264,315,778,219.75/718,568.42
  6. Step 6: Final answer
    x = 367,836.62

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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.