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Finding the Fourth Proportional to 548,373.51, 822,254.63 and 169,186.59

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Solution

The fourth proportional to 548,373.51, 822,254.63 and 169,186.59 is: 253,685.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,373.51 : 822,254.63 = 169,186.59 : x
  2. Step 2: Convert to fraction form
    548,373.51/822,254.63 = 169,186.59/x
  3. Step 3: Cross multiply
    548,373.51x = 822,254.63 × 169,186.59
  4. Step 4: Simplify right side
    548,373.51x = 139,114,456,115.48
  5. Step 5: Solve for x
    x = 139,114,456,115.48/548,373.51
  6. Step 6: Final answer
    x = 253,685.59

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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.