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Finding the Fourth Proportional to 240,566.70, 360,936.45 and 100,368.30

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Solution

The fourth proportional to 240,566.70, 360,936.45 and 100,368.30 is: 150,588.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,566.70 : 360,936.45 = 100,368.30 : x
  2. Step 2: Convert to fraction form
    240,566.70/360,936.45 = 100,368.30/x
  3. Step 3: Cross multiply
    240,566.70x = 360,936.45 × 100,368.30
  4. Step 4: Simplify right side
    240,566.70x = 36,226,577,894.54
  5. Step 5: Solve for x
    x = 36,226,577,894.54/240,566.70
  6. Step 6: Final answer
    x = 150,588.50

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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.