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Finding the Fourth Proportional to 423,194.29, 634,053.29 and 352,570.59

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Solution

The fourth proportional to 423,194.29, 634,053.29 and 352,570.59 is: 528,240.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,194.29 : 634,053.29 = 352,570.59 : x
  2. Step 2: Convert to fraction form
    423,194.29/634,053.29 = 352,570.59/x
  3. Step 3: Cross multiply
    423,194.29x = 634,053.29 × 352,570.59
  4. Step 4: Simplify right side
    423,194.29x = 223,548,540,783.89
  5. Step 5: Solve for x
    x = 223,548,540,783.89/423,194.29
  6. Step 6: Final answer
    x = 528,240.92

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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.