Home / 749,620.26-1,034,477.22-443,943.24

Finding the Fourth Proportional to 749,620.26, 1,034,477.22 and 443,943.24

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Solution

The fourth proportional to 749,620.26, 1,034,477.22 and 443,943.24 is: 612,642.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,620.26 : 1,034,477.22 = 443,943.24 : x
  2. Step 2: Convert to fraction form
    749,620.26/1,034,477.22 = 443,943.24/x
  3. Step 3: Cross multiply
    749,620.26x = 1,034,477.22 × 443,943.24
  4. Step 4: Simplify right side
    749,620.26x = 459,249,168,752.99
  5. Step 5: Solve for x
    x = 459,249,168,752.99/749,620.26
  6. Step 6: Final answer
    x = 612,642.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.