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Finding the Fourth Proportional to 470,341.88, 649,083.88 and 255,494.24

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Solution

The fourth proportional to 470,341.88, 649,083.88 and 255,494.24 is: 352,588.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,341.88 : 649,083.88 = 255,494.24 : x
  2. Step 2: Convert to fraction form
    470,341.88/649,083.88 = 255,494.24/x
  3. Step 3: Cross multiply
    470,341.88x = 649,083.88 × 255,494.24
  4. Step 4: Simplify right side
    470,341.88x = 165,837,192,616.85
  5. Step 5: Solve for x
    x = 165,837,192,616.85/470,341.88
  6. Step 6: Final answer
    x = 352,588.62

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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.