Home / 908,022.29-1,361,560.55-338,935.46

Finding the Fourth Proportional to 908,022.29, 1,361,560.55 and 338,935.46

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Solution

The fourth proportional to 908,022.29, 1,361,560.55 and 338,935.46 is: 508,226.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,022.29 : 1,361,560.55 = 338,935.46 : x
  2. Step 2: Convert to fraction form
    908,022.29/1,361,560.55 = 338,935.46/x
  3. Step 3: Cross multiply
    908,022.29x = 1,361,560.55 × 338,935.46
  4. Step 4: Simplify right side
    908,022.29x = 461,481,142,829.62
  5. Step 5: Solve for x
    x = 461,481,142,829.62/908,022.29
  6. Step 6: Final answer
    x = 508,226.67

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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.