Home / 637,304.27-956,100.42-210,839.09

Finding the Fourth Proportional to 637,304.27, 956,100.42 and 210,839.09

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Solution

The fourth proportional to 637,304.27, 956,100.42 and 210,839.09 is: 316,306.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,304.27 : 956,100.42 = 210,839.09 : x
  2. Step 2: Convert to fraction form
    637,304.27/956,100.42 = 210,839.09/x
  3. Step 3: Cross multiply
    637,304.27x = 956,100.42 × 210,839.09
  4. Step 4: Simplify right side
    637,304.27x = 201,583,342,501.42
  5. Step 5: Solve for x
    x = 201,583,342,501.42/637,304.27
  6. Step 6: Final answer
    x = 316,306.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.