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Finding the Fourth Proportional to 330,402, 495,601.38 and 93,745.12

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Solution

The fourth proportional to 330,402, 495,601.38 and 93,745.12 is: 140,617.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,402 : 495,601.38 = 93,745.12 : x
  2. Step 2: Convert to fraction form
    330,402/495,601.38 = 93,745.12/x
  3. Step 3: Cross multiply
    330,402x = 495,601.38 × 93,745.12
  4. Step 4: Simplify right side
    330,402x = 46,460,210,840.27
  5. Step 5: Solve for x
    x = 46,460,210,840.27/330,402
  6. Step 6: Final answer
    x = 140,617.22

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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.