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Finding the Fourth Proportional to 329,048.94, 493,573.48 and 118,686.86

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Solution

The fourth proportional to 329,048.94, 493,573.48 and 118,686.86 is: 178,030.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,048.94 : 493,573.48 = 118,686.86 : x
  2. Step 2: Convert to fraction form
    329,048.94/493,573.48 = 118,686.86/x
  3. Step 3: Cross multiply
    329,048.94x = 493,573.48 × 118,686.86
  4. Step 4: Simplify right side
    329,048.94x = 58,580,686,520.47
  5. Step 5: Solve for x
    x = 58,580,686,520.47/329,048.94
  6. Step 6: Final answer
    x = 178,030.32

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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.