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Finding the Fourth Proportional to 277,437, 382,821.99 and 168,484.66

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Solution

The fourth proportional to 277,437, 382,821.99 and 168,484.66 is: 232,483.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,437 : 382,821.99 = 168,484.66 : x
  2. Step 2: Convert to fraction form
    277,437/382,821.99 = 168,484.66/x
  3. Step 3: Cross multiply
    277,437x = 382,821.99 × 168,484.66
  4. Step 4: Simplify right side
    277,437x = 64,499,632,825.67
  5. Step 5: Solve for x
    x = 64,499,632,825.67/277,437
  6. Step 6: Final answer
    x = 232,483.89

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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.