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Finding the Fourth Proportional to 365,457.48, 548,245.26 and 112,678.76

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Solution

The fourth proportional to 365,457.48, 548,245.26 and 112,678.76 is: 169,036.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,457.48 : 548,245.26 = 112,678.76 : x
  2. Step 2: Convert to fraction form
    365,457.48/548,245.26 = 112,678.76/x
  3. Step 3: Cross multiply
    365,457.48x = 548,245.26 × 112,678.76
  4. Step 4: Simplify right side
    365,457.48x = 61,775,596,072.68
  5. Step 5: Solve for x
    x = 61,775,596,072.68/365,457.48
  6. Step 6: Final answer
    x = 169,036.34

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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.