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Finding the Fourth Proportional to 240,329.63, 360,513.59 and 140,500.07

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Solution

The fourth proportional to 240,329.63, 360,513.59 and 140,500.07 is: 210,761.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,329.63 : 360,513.59 = 140,500.07 : x
  2. Step 2: Convert to fraction form
    240,329.63/360,513.59 = 140,500.07/x
  3. Step 3: Cross multiply
    240,329.63x = 360,513.59 × 140,500.07
  4. Step 4: Simplify right side
    240,329.63x = 50,652,183,477.81
  5. Step 5: Solve for x
    x = 50,652,183,477.81/240,329.63
  6. Step 6: Final answer
    x = 210,761.29

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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.