Home / 314,029.20-433,356.66-170,786.10

Finding the Fourth Proportional to 314,029.20, 433,356.66 and 170,786.10

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Solution

The fourth proportional to 314,029.20, 433,356.66 and 170,786.10 is: 235,682.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,029.20 : 433,356.66 = 170,786.10 : x
  2. Step 2: Convert to fraction form
    314,029.20/433,356.66 = 170,786.10/x
  3. Step 3: Cross multiply
    314,029.20x = 433,356.66 × 170,786.10
  4. Step 4: Simplify right side
    314,029.20x = 74,011,293,870.43
  5. Step 5: Solve for x
    x = 74,011,293,870.43/314,029.20
  6. Step 6: Final answer
    x = 235,682.84

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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.