Home / 764,478.54-1,144,222.64-562,021.04

Finding the Fourth Proportional to 764,478.54, 1,144,222.64 and 562,021.04

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Solution

The fourth proportional to 764,478.54, 1,144,222.64 and 562,021.04 is: 841,197.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,478.54 : 1,144,222.64 = 562,021.04 : x
  2. Step 2: Convert to fraction form
    764,478.54/1,144,222.64 = 562,021.04/x
  3. Step 3: Cross multiply
    764,478.54x = 1,144,222.64 × 562,021.04
  4. Step 4: Simplify right side
    764,478.54x = 643,077,198,124.35
  5. Step 5: Solve for x
    x = 643,077,198,124.35/764,478.54
  6. Step 6: Final answer
    x = 841,197.19

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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.