Home / 495,405.48-683,663.58-269,052.60

Finding the Fourth Proportional to 495,405.48, 683,663.58 and 269,052.60

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Solution

The fourth proportional to 495,405.48, 683,663.58 and 269,052.60 is: 371,294.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,405.48 : 683,663.58 = 269,052.60 : x
  2. Step 2: Convert to fraction form
    495,405.48/683,663.58 = 269,052.60/x
  3. Step 3: Cross multiply
    495,405.48x = 683,663.58 × 269,052.60
  4. Step 4: Simplify right side
    495,405.48x = 183,941,463,724.31
  5. Step 5: Solve for x
    x = 183,941,463,724.31/495,405.48
  6. Step 6: Final answer
    x = 371,294.77

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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.