Home / 495,057.56-683,180.75-268,703.06

Finding the Fourth Proportional to 495,057.56, 683,180.75 and 268,703.06

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Solution

The fourth proportional to 495,057.56, 683,180.75 and 268,703.06 is: 370,810.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,057.56 : 683,180.75 = 268,703.06 : x
  2. Step 2: Convert to fraction form
    495,057.56/683,180.75 = 268,703.06/x
  3. Step 3: Cross multiply
    495,057.56x = 683,180.75 × 268,703.06
  4. Step 4: Simplify right side
    495,057.56x = 183,572,758,058.10
  5. Step 5: Solve for x
    x = 183,572,758,058.10/495,057.56
  6. Step 6: Final answer
    x = 370,810.94

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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.