Home / 809,472.24-1,118,065.68-606,431.52

Finding the Fourth Proportional to 809,472.24, 1,118,065.68 and 606,431.52

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Solution

The fourth proportional to 809,472.24, 1,118,065.68 and 606,431.52 is: 837,620.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,472.24 : 1,118,065.68 = 606,431.52 : x
  2. Step 2: Convert to fraction form
    809,472.24/1,118,065.68 = 606,431.52/x
  3. Step 3: Cross multiply
    809,472.24x = 1,118,065.68 × 606,431.52
  4. Step 4: Simplify right side
    809,472.24x = 678,030,269,782.23
  5. Step 5: Solve for x
    x = 678,030,269,782.23/809,472.24
  6. Step 6: Final answer
    x = 837,620.16

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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.