Home / 571,931.08-789,265.82-317,282.27

Finding the Fourth Proportional to 571,931.08, 789,265.82 and 317,282.27

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Solution

The fourth proportional to 571,931.08, 789,265.82 and 317,282.27 is: 437,850.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,931.08 : 789,265.82 = 317,282.27 : x
  2. Step 2: Convert to fraction form
    571,931.08/789,265.82 = 317,282.27/x
  3. Step 3: Cross multiply
    571,931.08x = 789,265.82 × 317,282.27
  4. Step 4: Simplify right side
    571,931.08x = 250,420,047,849.89
  5. Step 5: Solve for x
    x = 250,420,047,849.89/571,931.08
  6. Step 6: Final answer
    x = 437,850.04

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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.