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Finding the Fourth Proportional to 569,341.46, 853,982.94 and 169,985.54

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Solution

The fourth proportional to 569,341.46, 853,982.94 and 169,985.54 is: 254,969.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,341.46 : 853,982.94 = 169,985.54 : x
  2. Step 2: Convert to fraction form
    569,341.46/853,982.94 = 169,985.54/x
  3. Step 3: Cross multiply
    569,341.46x = 853,982.94 × 169,985.54
  4. Step 4: Simplify right side
    569,341.46x = 145,164,751,206.69
  5. Step 5: Solve for x
    x = 145,164,751,206.69/569,341.46
  6. Step 6: Final answer
    x = 254,969.58

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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.