Home / 314,023.44-433,355.28-170,786.40

Finding the Fourth Proportional to 314,023.44, 433,355.28 and 170,786.40

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Solution

The fourth proportional to 314,023.44, 433,355.28 and 170,786.40 is: 235,686.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,023.44 : 433,355.28 = 170,786.40 : x
  2. Step 2: Convert to fraction form
    314,023.44/433,355.28 = 170,786.40/x
  3. Step 3: Cross multiply
    314,023.44x = 433,355.28 × 170,786.40
  4. Step 4: Simplify right side
    314,023.44x = 74,011,188,192.19
  5. Step 5: Solve for x
    x = 74,011,188,192.19/314,023.44
  6. Step 6: Final answer
    x = 235,686.83

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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.