Home / 429,014.03-591,892.71-245,120.65

Finding the Fourth Proportional to 429,014.03, 591,892.71 and 245,120.65

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Solution

The fourth proportional to 429,014.03, 591,892.71 and 245,120.65 is: 338,182.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,014.03 : 591,892.71 = 245,120.65 : x
  2. Step 2: Convert to fraction form
    429,014.03/591,892.71 = 245,120.65/x
  3. Step 3: Cross multiply
    429,014.03x = 591,892.71 × 245,120.65
  4. Step 4: Simplify right side
    429,014.03x = 145,085,123,406.53
  5. Step 5: Solve for x
    x = 145,085,123,406.53/429,014.03
  6. Step 6: Final answer
    x = 338,182.70

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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.