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Finding the Fourth Proportional to 675,811.13, 932,612.26 and 365,706.93

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Solution

The fourth proportional to 675,811.13, 932,612.26 and 365,706.93 is: 504,671.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,811.13 : 932,612.26 = 365,706.93 : x
  2. Step 2: Convert to fraction form
    675,811.13/932,612.26 = 365,706.93/x
  3. Step 3: Cross multiply
    675,811.13x = 932,612.26 × 365,706.93
  4. Step 4: Simplify right side
    675,811.13x = 341,062,759,993.37
  5. Step 5: Solve for x
    x = 341,062,759,993.37/675,811.13
  6. Step 6: Final answer
    x = 504,671.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.