Home / 526,590.48-789,763.68-147,537.84

Finding the Fourth Proportional to 526,590.48, 789,763.68 and 147,537.84

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Solution

The fourth proportional to 526,590.48, 789,763.68 and 147,537.84 is: 221,272.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,590.48 : 789,763.68 = 147,537.84 : x
  2. Step 2: Convert to fraction form
    526,590.48/789,763.68 = 147,537.84/x
  3. Step 3: Cross multiply
    526,590.48x = 789,763.68 × 147,537.84
  4. Step 4: Simplify right side
    526,590.48x = 116,520,027,457.65
  5. Step 5: Solve for x
    x = 116,520,027,457.65/526,590.48
  6. Step 6: Final answer
    x = 221,272.57

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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.