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Finding the Fourth Proportional to 352,300.64, 528,886.54 and 333,700.21

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Solution

The fourth proportional to 352,300.64, 528,886.54 and 333,700.21 is: 500,962.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,300.64 : 528,886.54 = 333,700.21 : x
  2. Step 2: Convert to fraction form
    352,300.64/528,886.54 = 333,700.21/x
  3. Step 3: Cross multiply
    352,300.64x = 528,886.54 × 333,700.21
  4. Step 4: Simplify right side
    352,300.64x = 176,489,546,628.89
  5. Step 5: Solve for x
    x = 176,489,546,628.89/352,300.64
  6. Step 6: Final answer
    x = 500,962.89

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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.