Home / 836,860.48-1,255,825.32-304,330.84

Finding the Fourth Proportional to 836,860.48, 1,255,825.32 and 304,330.84

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Solution

The fourth proportional to 836,860.48, 1,255,825.32 and 304,330.84 is: 456,690.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,860.48 : 1,255,825.32 = 304,330.84 : x
  2. Step 2: Convert to fraction form
    836,860.48/1,255,825.32 = 304,330.84/x
  3. Step 3: Cross multiply
    836,860.48x = 1,255,825.32 × 304,330.84
  4. Step 4: Simplify right side
    836,860.48x = 382,186,374,528.87
  5. Step 5: Solve for x
    x = 382,186,374,528.87/836,860.48
  6. Step 6: Final answer
    x = 456,690.67

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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.