Home / 470,934.84-650,032.38-320,119.32

Finding the Fourth Proportional to 470,934.84, 650,032.38 and 320,119.32

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Solution

The fourth proportional to 470,934.84, 650,032.38 and 320,119.32 is: 441,861.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,934.84 : 650,032.38 = 320,119.32 : x
  2. Step 2: Convert to fraction form
    470,934.84/650,032.38 = 320,119.32/x
  3. Step 3: Cross multiply
    470,934.84x = 650,032.38 × 320,119.32
  4. Step 4: Simplify right side
    470,934.84x = 208,087,923,463.58
  5. Step 5: Solve for x
    x = 208,087,923,463.58/470,934.84
  6. Step 6: Final answer
    x = 441,861.39

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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.