Home / 467,749.59-645,494.27-252,889.59

Finding the Fourth Proportional to 467,749.59, 645,494.27 and 252,889.59

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Solution

The fourth proportional to 467,749.59, 645,494.27 and 252,889.59 is: 348,987.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,749.59 : 645,494.27 = 252,889.59 : x
  2. Step 2: Convert to fraction form
    467,749.59/645,494.27 = 252,889.59/x
  3. Step 3: Cross multiply
    467,749.59x = 645,494.27 × 252,889.59
  4. Step 4: Simplify right side
    467,749.59x = 163,238,782,443.81
  5. Step 5: Solve for x
    x = 163,238,782,443.81/467,749.59
  6. Step 6: Final answer
    x = 348,987.55

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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.