Home / 282,766.77-389,816.60-224,898.75

Finding the Fourth Proportional to 282,766.77, 389,816.60 and 224,898.75

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Solution

The fourth proportional to 282,766.77, 389,816.60 and 224,898.75 is: 310,040.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,766.77 : 389,816.60 = 224,898.75 : x
  2. Step 2: Convert to fraction form
    282,766.77/389,816.60 = 224,898.75/x
  3. Step 3: Cross multiply
    282,766.77x = 389,816.60 × 224,898.75
  4. Step 4: Simplify right side
    282,766.77x = 87,669,262,995.67
  5. Step 5: Solve for x
    x = 87,669,262,995.67/282,766.77
  6. Step 6: Final answer
    x = 310,040.90

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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.