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Finding the Fourth Proportional to 352,374.24, 528,562.60 and 103,056.24

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Solution

The fourth proportional to 352,374.24, 528,562.60 and 103,056.24 is: 154,584.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,374.24 : 528,562.60 = 103,056.24 : x
  2. Step 2: Convert to fraction form
    352,374.24/528,562.60 = 103,056.24/x
  3. Step 3: Cross multiply
    352,374.24x = 528,562.60 × 103,056.24
  4. Step 4: Simplify right side
    352,374.24x = 54,471,674,160.62
  5. Step 5: Solve for x
    x = 54,471,674,160.62/352,374.24
  6. Step 6: Final answer
    x = 154,584.72

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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.