Home / 470,326.50-649,062.42-255,466.51

Finding the Fourth Proportional to 470,326.50, 649,062.42 and 255,466.51

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Solution

The fourth proportional to 470,326.50, 649,062.42 and 255,466.51 is: 352,550.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,326.50 : 649,062.42 = 255,466.51 : x
  2. Step 2: Convert to fraction form
    470,326.50/649,062.42 = 255,466.51/x
  3. Step 3: Cross multiply
    470,326.50x = 649,062.42 × 255,466.51
  4. Step 4: Simplify right side
    470,326.50x = 165,813,708,628.90
  5. Step 5: Solve for x
    x = 165,813,708,628.90/470,326.50
  6. Step 6: Final answer
    x = 352,550.21

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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.