Home / 318,073.14-438,946.56-174,832.74

Finding the Fourth Proportional to 318,073.14, 438,946.56 and 174,832.74

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Solution

The fourth proportional to 318,073.14, 438,946.56 and 174,832.74 is: 241,272.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,073.14 : 438,946.56 = 174,832.74 : x
  2. Step 2: Convert to fraction form
    318,073.14/438,946.56 = 174,832.74/x
  3. Step 3: Cross multiply
    318,073.14x = 438,946.56 × 174,832.74
  4. Step 4: Simplify right side
    318,073.14x = 76,742,229,798.37
  5. Step 5: Solve for x
    x = 76,742,229,798.37/318,073.14
  6. Step 6: Final answer
    x = 241,272.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.