Home / 500,206.76-690,285.33-273,852.26

Finding the Fourth Proportional to 500,206.76, 690,285.33 and 273,852.26

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Solution

The fourth proportional to 500,206.76, 690,285.33 and 273,852.26 is: 377,916.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,206.76 : 690,285.33 = 273,852.26 : x
  2. Step 2: Convert to fraction form
    500,206.76/690,285.33 = 273,852.26/x
  3. Step 3: Cross multiply
    500,206.76x = 690,285.33 × 273,852.26
  4. Step 4: Simplify right side
    500,206.76x = 189,036,194,213.92
  5. Step 5: Solve for x
    x = 189,036,194,213.92/500,206.76
  6. Step 6: Final answer
    x = 377,916.12

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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.