Home / 314,170.20-433,556.78-170,931.29

Finding the Fourth Proportional to 314,170.20, 433,556.78 and 170,931.29

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Solution

The fourth proportional to 314,170.20, 433,556.78 and 170,931.29 is: 235,886.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,170.20 : 433,556.78 = 170,931.29 : x
  2. Step 2: Convert to fraction form
    314,170.20/433,556.78 = 170,931.29/x
  3. Step 3: Cross multiply
    314,170.20x = 433,556.78 × 170,931.29
  4. Step 4: Simplify right side
    314,170.20x = 74,108,416,671.21
  5. Step 5: Solve for x
    x = 74,108,416,671.21/314,170.20
  6. Step 6: Final answer
    x = 235,886.21

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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.