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Finding the Fourth Proportional to 333,051.86, 499,741.80 and 155,533.10

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Solution

The fourth proportional to 333,051.86, 499,741.80 and 155,533.10 is: 233,376.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,051.86 : 499,741.80 = 155,533.10 : x
  2. Step 2: Convert to fraction form
    333,051.86/499,741.80 = 155,533.10/x
  3. Step 3: Cross multiply
    333,051.86x = 499,741.80 × 155,533.10
  4. Step 4: Simplify right side
    333,051.86x = 77,726,391,353.58
  5. Step 5: Solve for x
    x = 77,726,391,353.58/333,051.86
  6. Step 6: Final answer
    x = 233,376.24

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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.