Home / 470,156.23-648,798.82-255,291.85

Finding the Fourth Proportional to 470,156.23, 648,798.82 and 255,291.85

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Solution

The fourth proportional to 470,156.23, 648,798.82 and 255,291.85 is: 352,293.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,156.23 : 648,798.82 = 255,291.85 : x
  2. Step 2: Convert to fraction form
    470,156.23/648,798.82 = 255,291.85/x
  3. Step 3: Cross multiply
    470,156.23x = 648,798.82 × 255,291.85
  4. Step 4: Simplify right side
    470,156.23x = 165,633,051,035.62
  5. Step 5: Solve for x
    x = 165,633,051,035.62/470,156.23
  6. Step 6: Final answer
    x = 352,293.64

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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.