Home / 1,021,250.16-1,532,102.73-311,333.49

Finding the Fourth Proportional to 1,021,250.16, 1,532,102.73 and 311,333.49

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Solution

The fourth proportional to 1,021,250.16, 1,532,102.73 and 311,333.49 is: 467,069.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,250.16 : 1,532,102.73 = 311,333.49 : x
  2. Step 2: Convert to fraction form
    1,021,250.16/1,532,102.73 = 311,333.49/x
  3. Step 3: Cross multiply
    1,021,250.16x = 1,532,102.73 × 311,333.49
  4. Step 4: Simplify right side
    1,021,250.16x = 476,994,889,969.43
  5. Step 5: Solve for x
    x = 476,994,889,969.43/1,021,250.16
  6. Step 6: Final answer
    x = 467,069.59

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Double scale
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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.