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Finding the Fourth Proportional to 510,783.69, 766,175.54 and 240,849.01

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Solution

The fourth proportional to 510,783.69, 766,175.54 and 240,849.01 is: 361,273.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,783.69 : 766,175.54 = 240,849.01 : x
  2. Step 2: Convert to fraction form
    510,783.69/766,175.54 = 240,849.01/x
  3. Step 3: Cross multiply
    510,783.69x = 766,175.54 × 240,849.01
  4. Step 4: Simplify right side
    510,783.69x = 184,532,620,295.22
  5. Step 5: Solve for x
    x = 184,532,620,295.22/510,783.69
  6. Step 6: Final answer
    x = 361,273.52

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Similar ratio
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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.