Home / 835,334.78-1,253,000.75-302,854.95

Finding the Fourth Proportional to 835,334.78, 1,253,000.75 and 302,854.95

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Solution

The fourth proportional to 835,334.78, 1,253,000.75 and 302,854.95 is: 454,281.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,334.78 : 1,253,000.75 = 302,854.95 : x
  2. Step 2: Convert to fraction form
    835,334.78/1,253,000.75 = 302,854.95/x
  3. Step 3: Cross multiply
    835,334.78x = 1,253,000.75 × 302,854.95
  4. Step 4: Simplify right side
    835,334.78x = 379,477,477,976.94
  5. Step 5: Solve for x
    x = 379,477,477,976.94/835,334.78
  6. Step 6: Final answer
    x = 454,281.91

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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.