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Finding the Fourth Proportional to 495,958.81, 683,208.35 and 359,592.07

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Solution

The fourth proportional to 495,958.81, 683,208.35 and 359,592.07 is: 495,356.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,958.81 : 683,208.35 = 359,592.07 : x
  2. Step 2: Convert to fraction form
    495,958.81/683,208.35 = 359,592.07/x
  3. Step 3: Cross multiply
    495,958.81x = 683,208.35 × 359,592.07
  4. Step 4: Simplify right side
    495,958.81x = 245,676,304,817.79
  5. Step 5: Solve for x
    x = 245,676,304,817.79/495,958.81
  6. Step 6: Final answer
    x = 495,356.27

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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.