Home / 416,307.36-574,518.07-255,131.27

Finding the Fourth Proportional to 416,307.36, 574,518.07 and 255,131.27

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Solution

The fourth proportional to 416,307.36, 574,518.07 and 255,131.27 is: 352,089.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,307.36 : 574,518.07 = 255,131.27 : x
  2. Step 2: Convert to fraction form
    416,307.36/574,518.07 = 255,131.27/x
  3. Step 3: Cross multiply
    416,307.36x = 574,518.07 × 255,131.27
  4. Step 4: Simplify right side
    416,307.36x = 146,577,520,688.80
  5. Step 5: Solve for x
    x = 146,577,520,688.80/416,307.36
  6. Step 6: Final answer
    x = 352,089.67

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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.