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Finding the Fourth Proportional to 240,529.30, 360,923.55 and 100,302.10

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Solution

The fourth proportional to 240,529.30, 360,923.55 and 100,302.10 is: 150,507.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,529.30 : 360,923.55 = 100,302.10 : x
  2. Step 2: Convert to fraction form
    240,529.30/360,923.55 = 100,302.10/x
  3. Step 3: Cross multiply
    240,529.30x = 360,923.55 × 100,302.10
  4. Step 4: Simplify right side
    240,529.30x = 36,201,390,004.46
  5. Step 5: Solve for x
    x = 36,201,390,004.46/240,529.30
  6. Step 6: Final answer
    x = 150,507.19

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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.