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Finding the Fourth Proportional to 429,553.32, 592,790.90 and 235,969.19

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Solution

The fourth proportional to 429,553.32, 592,790.90 and 235,969.19 is: 325,641.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,553.32 : 592,790.90 = 235,969.19 : x
  2. Step 2: Convert to fraction form
    429,553.32/592,790.90 = 235,969.19/x
  3. Step 3: Cross multiply
    429,553.32x = 592,790.90 × 235,969.19
  4. Step 4: Simplify right side
    429,553.32x = 139,880,388,512.37
  5. Step 5: Solve for x
    x = 139,880,388,512.37/429,553.32
  6. Step 6: Final answer
    x = 325,641.50

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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.