Home / 538,349.56-742,931.19-296,628.62

Finding the Fourth Proportional to 538,349.56, 742,931.19 and 296,628.62

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Solution

The fourth proportional to 538,349.56, 742,931.19 and 296,628.62 is: 409,352.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,349.56 : 742,931.19 = 296,628.62 : x
  2. Step 2: Convert to fraction form
    538,349.56/742,931.19 = 296,628.62/x
  3. Step 3: Cross multiply
    538,349.56x = 742,931.19 × 296,628.62
  4. Step 4: Simplify right side
    538,349.56x = 220,374,649,930.00
  5. Step 5: Solve for x
    x = 220,374,649,930.00/538,349.56
  6. Step 6: Final answer
    x = 409,352.34

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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.