Home / 277,244.02-382,580.82-156,378.10

Finding the Fourth Proportional to 277,244.02, 382,580.82 and 156,378.10

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Solution

The fourth proportional to 277,244.02, 382,580.82 and 156,378.10 is: 215,792.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,244.02 : 382,580.82 = 156,378.10 : x
  2. Step 2: Convert to fraction form
    277,244.02/382,580.82 = 156,378.10/x
  3. Step 3: Cross multiply
    277,244.02x = 382,580.82 × 156,378.10
  4. Step 4: Simplify right side
    277,244.02x = 59,827,261,728.04
  5. Step 5: Solve for x
    x = 59,827,261,728.04/277,244.02
  6. Step 6: Final answer
    x = 215,792.79

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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.