Home / 277,436.75-382,821.65-168,484.42

Finding the Fourth Proportional to 277,436.75, 382,821.65 and 168,484.42

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Solution

The fourth proportional to 277,436.75, 382,821.65 and 168,484.42 is: 232,483.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,436.75 : 382,821.65 = 168,484.42 : x
  2. Step 2: Convert to fraction form
    277,436.75/382,821.65 = 168,484.42/x
  3. Step 3: Cross multiply
    277,436.75x = 382,821.65 × 168,484.42
  4. Step 4: Simplify right side
    277,436.75x = 64,499,483,931.61
  5. Step 5: Solve for x
    x = 64,499,483,931.61/277,436.75
  6. Step 6: Final answer
    x = 232,483.57

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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.