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Finding the Fourth Proportional to 606,502.30, 910,409.55 and 382,116.10

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Solution

The fourth proportional to 606,502.30, 910,409.55 and 382,116.10 is: 573,587.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,502.30 : 910,409.55 = 382,116.10 : x
  2. Step 2: Convert to fraction form
    606,502.30/910,409.55 = 382,116.10/x
  3. Step 3: Cross multiply
    606,502.30x = 910,409.55 × 382,116.10
  4. Step 4: Simplify right side
    606,502.30x = 347,882,146,648.76
  5. Step 5: Solve for x
    x = 347,882,146,648.76/606,502.30
  6. Step 6: Final answer
    x = 573,587.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.