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Finding the Fourth Proportional to 294,509.48, 441,407.07 and 134,366.04

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Solution

The fourth proportional to 294,509.48, 441,407.07 and 134,366.04 is: 201,386.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,509.48 : 441,407.07 = 134,366.04 : x
  2. Step 2: Convert to fraction form
    294,509.48/441,407.07 = 134,366.04/x
  3. Step 3: Cross multiply
    294,509.48x = 441,407.07 × 134,366.04
  4. Step 4: Simplify right side
    294,509.48x = 59,310,120,023.90
  5. Step 5: Solve for x
    x = 59,310,120,023.90/294,509.48
  6. Step 6: Final answer
    x = 201,386.12

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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.