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Finding the Fourth Proportional to 365,316.60, 548,061.30 and 115,998.60

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Solution

The fourth proportional to 365,316.60, 548,061.30 and 115,998.60 is: 174,025.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,316.60 : 548,061.30 = 115,998.60 : x
  2. Step 2: Convert to fraction form
    365,316.60/548,061.30 = 115,998.60/x
  3. Step 3: Cross multiply
    365,316.60x = 548,061.30 × 115,998.60
  4. Step 4: Simplify right side
    365,316.60x = 63,574,343,514.18
  5. Step 5: Solve for x
    x = 63,574,343,514.18/365,316.60
  6. Step 6: Final answer
    x = 174,025.33

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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.