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Finding the Fourth Proportional to 333,421.92, 459,900.72 and 237,982.32

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Solution

The fourth proportional to 333,421.92, 459,900.72 and 237,982.32 is: 328,257.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,421.92 : 459,900.72 = 237,982.32 : x
  2. Step 2: Convert to fraction form
    333,421.92/459,900.72 = 237,982.32/x
  3. Step 3: Cross multiply
    333,421.92x = 459,900.72 × 237,982.32
  4. Step 4: Simplify right side
    333,421.92x = 109,448,240,315.27
  5. Step 5: Solve for x
    x = 109,448,240,315.27/333,421.92
  6. Step 6: Final answer
    x = 328,257.48

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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.