Home / 424,131.84-585,306.09-230,539.43

Finding the Fourth Proportional to 424,131.84, 585,306.09 and 230,539.43

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Solution

The fourth proportional to 424,131.84, 585,306.09 and 230,539.43 is: 318,146.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,131.84 : 585,306.09 = 230,539.43 : x
  2. Step 2: Convert to fraction form
    424,131.84/585,306.09 = 230,539.43/x
  3. Step 3: Cross multiply
    424,131.84x = 585,306.09 × 230,539.43
  4. Step 4: Simplify right side
    424,131.84x = 134,936,133,827.39
  5. Step 5: Solve for x
    x = 134,936,133,827.39/424,131.84
  6. Step 6: Final answer
    x = 318,146.67

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1.5x scale

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.