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Finding the Fourth Proportional to 441,956.40, 609,899.64 and 240,752.40

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Solution

The fourth proportional to 441,956.40, 609,899.64 and 240,752.40 is: 332,238.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,956.40 : 609,899.64 = 240,752.40 : x
  2. Step 2: Convert to fraction form
    441,956.40/609,899.64 = 240,752.40/x
  3. Step 3: Cross multiply
    441,956.40x = 609,899.64 × 240,752.40
  4. Step 4: Simplify right side
    441,956.40x = 146,834,802,089.14
  5. Step 5: Solve for x
    x = 146,834,802,089.14/441,956.40
  6. Step 6: Final answer
    x = 332,238.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.