Home / 934,838.85-1,289,790.81-571,884.33

Finding the Fourth Proportional to 934,838.85, 1,289,790.81 and 571,884.33

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Solution

The fourth proportional to 934,838.85, 1,289,790.81 and 571,884.33 is: 789,024.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,838.85 : 1,289,790.81 = 571,884.33 : x
  2. Step 2: Convert to fraction form
    934,838.85/1,289,790.81 = 571,884.33/x
  3. Step 3: Cross multiply
    934,838.85x = 1,289,790.81 × 571,884.33
  4. Step 4: Simplify right side
    934,838.85x = 737,611,153,217.01
  5. Step 5: Solve for x
    x = 737,611,153,217.01/934,838.85
  6. Step 6: Final answer
    x = 789,024.92

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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.