Home / 467,934.44-645,749.53-253,074.51

Finding the Fourth Proportional to 467,934.44, 645,749.53 and 253,074.51

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Solution

The fourth proportional to 467,934.44, 645,749.53 and 253,074.51 is: 349,242.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,934.44 : 645,749.53 = 253,074.51 : x
  2. Step 2: Convert to fraction form
    467,934.44/645,749.53 = 253,074.51/x
  3. Step 3: Cross multiply
    467,934.44x = 645,749.53 × 253,074.51
  4. Step 4: Simplify right side
    467,934.44x = 163,422,744,338.32
  5. Step 5: Solve for x
    x = 163,422,744,338.32/467,934.44
  6. Step 6: Final answer
    x = 349,242.82

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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.