Home / 314,458.92-433,947.69-171,216.36

Finding the Fourth Proportional to 314,458.92, 433,947.69 and 171,216.36

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Solution

The fourth proportional to 314,458.92, 433,947.69 and 171,216.36 is: 236,275.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,458.92 : 433,947.69 = 171,216.36 : x
  2. Step 2: Convert to fraction form
    314,458.92/433,947.69 = 171,216.36/x
  3. Step 3: Cross multiply
    314,458.92x = 433,947.69 × 171,216.36
  4. Step 4: Simplify right side
    314,458.92x = 74,298,943,912.21
  5. Step 5: Solve for x
    x = 74,298,943,912.21/314,458.92
  6. Step 6: Final answer
    x = 236,275.52

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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.