Home / 889,158.50-1,333,741.17-215,238.70

Finding the Fourth Proportional to 889,158.50, 1,333,741.17 and 215,238.70

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Solution

The fourth proportional to 889,158.50, 1,333,741.17 and 215,238.70 is: 322,858.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,158.50 : 1,333,741.17 = 215,238.70 : x
  2. Step 2: Convert to fraction form
    889,158.50/1,333,741.17 = 215,238.70/x
  3. Step 3: Cross multiply
    889,158.50x = 1,333,741.17 × 215,238.70
  4. Step 4: Simplify right side
    889,158.50x = 287,072,715,567.28
  5. Step 5: Solve for x
    x = 287,072,715,567.28/889,158.50
  6. Step 6: Final answer
    x = 322,858.88

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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.