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Finding the Fourth Proportional to 365,875.92, 548,244.94 and 253,775.16

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Solution

The fourth proportional to 365,875.92, 548,244.94 and 253,775.16 is: 380,268.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,875.92 : 548,244.94 = 253,775.16 : x
  2. Step 2: Convert to fraction form
    365,875.92/548,244.94 = 253,775.16/x
  3. Step 3: Cross multiply
    365,875.92x = 548,244.94 × 253,775.16
  4. Step 4: Simplify right side
    365,875.92x = 139,130,947,367.69
  5. Step 5: Solve for x
    x = 139,130,947,367.69/365,875.92
  6. Step 6: Final answer
    x = 380,268.12

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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.