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Finding the Fourth Proportional to 633,152.55, 949,384.35 and 228,289.64

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Solution

The fourth proportional to 633,152.55, 949,384.35 and 228,289.64 is: 342,310.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,152.55 : 949,384.35 = 228,289.64 : x
  2. Step 2: Convert to fraction form
    633,152.55/949,384.35 = 228,289.64/x
  3. Step 3: Cross multiply
    633,152.55x = 949,384.35 × 228,289.64
  4. Step 4: Simplify right side
    633,152.55x = 216,734,606,736.21
  5. Step 5: Solve for x
    x = 216,734,606,736.21/633,152.55
  6. Step 6: Final answer
    x = 342,310.25

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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.