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Finding the Fourth Proportional to 608,466.69, 910,831.66 and 382,770.37

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Solution

The fourth proportional to 608,466.69, 910,831.66 and 382,770.37 is: 572,980.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,466.69 : 910,831.66 = 382,770.37 : x
  2. Step 2: Convert to fraction form
    608,466.69/910,831.66 = 382,770.37/x
  3. Step 3: Cross multiply
    608,466.69x = 910,831.66 × 382,770.37
  4. Step 4: Simplify right side
    608,466.69x = 348,639,371,505.91
  5. Step 5: Solve for x
    x = 348,639,371,505.91/608,466.69
  6. Step 6: Final answer
    x = 572,980.21

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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.