Home / 324,063.90-486,095.85-305,693.10

Finding the Fourth Proportional to 324,063.90, 486,095.85 and 305,693.10

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Solution

The fourth proportional to 324,063.90, 486,095.85 and 305,693.10 is: 458,539.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,063.90 : 486,095.85 = 305,693.10 : x
  2. Step 2: Convert to fraction form
    324,063.90/486,095.85 = 305,693.10/x
  3. Step 3: Cross multiply
    324,063.90x = 486,095.85 × 305,693.10
  4. Step 4: Simplify right side
    324,063.90x = 148,596,147,283.64
  5. Step 5: Solve for x
    x = 148,596,147,283.64/324,063.90
  6. Step 6: Final answer
    x = 458,539.65

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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.