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Finding the Fourth Proportional to 675,677.95, 932,435.60 and 369,754.32

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Solution

The fourth proportional to 675,677.95, 932,435.60 and 369,754.32 is: 510,260.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,677.95 : 932,435.60 = 369,754.32 : x
  2. Step 2: Convert to fraction form
    675,677.95/932,435.60 = 369,754.32/x
  3. Step 3: Cross multiply
    675,677.95x = 932,435.60 × 369,754.32
  4. Step 4: Simplify right side
    675,677.95x = 344,772,089,704.57
  5. Step 5: Solve for x
    x = 344,772,089,704.57/675,677.95
  6. Step 6: Final answer
    x = 510,260.97

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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.