Home / 416,315.24-574,528.94-255,139.14

Finding the Fourth Proportional to 416,315.24, 574,528.94 and 255,139.14

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Solution

The fourth proportional to 416,315.24, 574,528.94 and 255,139.14 is: 352,100.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,315.24 : 574,528.94 = 255,139.14 : x
  2. Step 2: Convert to fraction form
    416,315.24/574,528.94 = 255,139.14/x
  3. Step 3: Cross multiply
    416,315.24x = 574,528.94 × 255,139.14
  4. Step 4: Simplify right side
    416,315.24x = 146,584,819,656.71
  5. Step 5: Solve for x
    x = 146,584,819,656.71/416,315.24
  6. Step 6: Final answer
    x = 352,100.54

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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.