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Finding the Fourth Proportional to 569,061.36, 853,821.54 and 253,302.30

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Solution

The fourth proportional to 569,061.36, 853,821.54 and 253,302.30 is: 380,055.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,061.36 : 853,821.54 = 253,302.30 : x
  2. Step 2: Convert to fraction form
    569,061.36/853,821.54 = 253,302.30/x
  3. Step 3: Cross multiply
    569,061.36x = 853,821.54 × 253,302.30
  4. Step 4: Simplify right side
    569,061.36x = 216,274,959,871.54
  5. Step 5: Solve for x
    x = 216,274,959,871.54/569,061.36
  6. Step 6: Final answer
    x = 380,055.61

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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.