Home / 946,440.96-1,419,887.44-315,360.24

Finding the Fourth Proportional to 946,440.96, 1,419,887.44 and 315,360.24

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Solution

The fourth proportional to 946,440.96, 1,419,887.44 and 315,360.24 is: 473,115.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,440.96 : 1,419,887.44 = 315,360.24 : x
  2. Step 2: Convert to fraction form
    946,440.96/1,419,887.44 = 315,360.24/x
  3. Step 3: Cross multiply
    946,440.96x = 1,419,887.44 × 315,360.24
  4. Step 4: Simplify right side
    946,440.96x = 447,776,043,851.39
  5. Step 5: Solve for x
    x = 447,776,043,851.39/946,440.96
  6. Step 6: Final answer
    x = 473,115.66

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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.