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Finding the Fourth Proportional to 333,045, 499,731.51 and 155,526.21

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Solution

The fourth proportional to 333,045, 499,731.51 and 155,526.21 is: 233,365.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,045 : 499,731.51 = 155,526.21 : x
  2. Step 2: Convert to fraction form
    333,045/499,731.51 = 155,526.21/x
  3. Step 3: Cross multiply
    333,045x = 499,731.51 × 155,526.21
  4. Step 4: Simplify right side
    333,045x = 77,721,347,767.88
  5. Step 5: Solve for x
    x = 77,721,347,767.88/333,045
  6. Step 6: Final answer
    x = 233,365.90

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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.