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Finding the Fourth Proportional to 369,124.56, 509,379.84 and 233,232.48

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Solution

The fourth proportional to 369,124.56, 509,379.84 and 233,232.48 is: 321,853.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,124.56 : 509,379.84 = 233,232.48 : x
  2. Step 2: Convert to fraction form
    369,124.56/509,379.84 = 233,232.48/x
  3. Step 3: Cross multiply
    369,124.56x = 509,379.84 × 233,232.48
  4. Step 4: Simplify right side
    369,124.56x = 118,803,923,345.20
  5. Step 5: Solve for x
    x = 118,803,923,345.20/369,124.56
  6. Step 6: Final answer
    x = 321,853.21

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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.