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Finding the Fourth Proportional to 634,815, 952,278.39 and 235,460.16

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Solution

The fourth proportional to 634,815, 952,278.39 and 235,460.16 is: 353,210.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,815 : 952,278.39 = 235,460.16 : x
  2. Step 2: Convert to fraction form
    634,815/952,278.39 = 235,460.16/x
  3. Step 3: Cross multiply
    634,815x = 952,278.39 × 235,460.16
  4. Step 4: Simplify right side
    634,815x = 224,223,622,073.94
  5. Step 5: Solve for x
    x = 224,223,622,073.94/634,815
  6. Step 6: Final answer
    x = 353,210.97

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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.