Home / 318,037.32-438,888.24-174,794.40

Finding the Fourth Proportional to 318,037.32, 438,888.24 and 174,794.40

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Solution

The fourth proportional to 318,037.32, 438,888.24 and 174,794.40 is: 241,214.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,037.32 : 438,888.24 = 174,794.40 : x
  2. Step 2: Convert to fraction form
    318,037.32/438,888.24 = 174,794.40/x
  3. Step 3: Cross multiply
    318,037.32x = 438,888.24 × 174,794.40
  4. Step 4: Simplify right side
    318,037.32x = 76,715,206,577.86
  5. Step 5: Solve for x
    x = 76,715,206,577.86/318,037.32
  6. Step 6: Final answer
    x = 241,214.48

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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.