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Finding the Fourth Proportional to 351,016.99, 526,048.45 and 148,444.74

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Solution

The fourth proportional to 351,016.99, 526,048.45 and 148,444.74 is: 222,465.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,016.99 : 526,048.45 = 148,444.74 : x
  2. Step 2: Convert to fraction form
    351,016.99/526,048.45 = 148,444.74/x
  3. Step 3: Cross multiply
    351,016.99x = 526,048.45 × 148,444.74
  4. Step 4: Simplify right side
    351,016.99x = 78,089,125,016.54
  5. Step 5: Solve for x
    x = 78,089,125,016.54/351,016.99
  6. Step 6: Final answer
    x = 222,465.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.