Home / 669,896.80-1,004,845.20-606,911.20

Finding the Fourth Proportional to 669,896.80, 1,004,845.20 and 606,911.20

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Solution

The fourth proportional to 669,896.80, 1,004,845.20 and 606,911.20 is: 910,366.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,896.80 : 1,004,845.20 = 606,911.20 : x
  2. Step 2: Convert to fraction form
    669,896.80/1,004,845.20 = 606,911.20/x
  3. Step 3: Cross multiply
    669,896.80x = 1,004,845.20 × 606,911.20
  4. Step 4: Simplify right side
    669,896.80x = 609,851,806,146.24
  5. Step 5: Solve for x
    x = 609,851,806,146.24/669,896.80
  6. Step 6: Final answer
    x = 910,366.80

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1.5x scale

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.