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Finding the Fourth Proportional to 357,367.28, 493,182.93 and 214,124.24

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Solution

The fourth proportional to 357,367.28, 493,182.93 and 214,124.24 is: 295,501.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,367.28 : 493,182.93 = 214,124.24 : x
  2. Step 2: Convert to fraction form
    357,367.28/493,182.93 = 214,124.24/x
  3. Step 3: Cross multiply
    357,367.28x = 493,182.93 × 214,124.24
  4. Step 4: Simplify right side
    357,367.28x = 105,602,418,996.60
  5. Step 5: Solve for x
    x = 105,602,418,996.60/357,367.28
  6. Step 6: Final answer
    x = 295,501.09

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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.