Home / 889,863.62-1,334,784.29-215,950.50

Finding the Fourth Proportional to 889,863.62, 1,334,784.29 and 215,950.50

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Solution

The fourth proportional to 889,863.62, 1,334,784.29 and 215,950.50 is: 323,923.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,863.62 : 1,334,784.29 = 215,950.50 : x
  2. Step 2: Convert to fraction form
    889,863.62/1,334,784.29 = 215,950.50/x
  3. Step 3: Cross multiply
    889,863.62x = 1,334,784.29 × 215,950.50
  4. Step 4: Simplify right side
    889,863.62x = 288,247,333,737.89
  5. Step 5: Solve for x
    x = 288,247,333,737.89/889,863.62
  6. Step 6: Final answer
    x = 323,923.05

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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.