Home / 383,770.24-575,306.88-134,316.16

Finding the Fourth Proportional to 383,770.24, 575,306.88 and 134,316.16

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Solution

The fourth proportional to 383,770.24, 575,306.88 and 134,316.16 is: 201,352.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,770.24 : 575,306.88 = 134,316.16 : x
  2. Step 2: Convert to fraction form
    383,770.24/575,306.88 = 134,316.16/x
  3. Step 3: Cross multiply
    383,770.24x = 575,306.88 × 134,316.16
  4. Step 4: Simplify right side
    383,770.24x = 77,273,010,943.18
  5. Step 5: Solve for x
    x = 77,273,010,943.18/383,770.24
  6. Step 6: Final answer
    x = 201,352.28

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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.