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Finding the Fourth Proportional to 357,841.59, 493,615.48 and 214,518.36

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Solution

The fourth proportional to 357,841.59, 493,615.48 and 214,518.36 is: 295,911.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,841.59 : 493,615.48 = 214,518.36 : x
  2. Step 2: Convert to fraction form
    357,841.59/493,615.48 = 214,518.36/x
  3. Step 3: Cross multiply
    357,841.59x = 493,615.48 × 214,518.36
  4. Step 4: Simplify right side
    357,841.59x = 105,889,583,240.21
  5. Step 5: Solve for x
    x = 105,889,583,240.21/357,841.59
  6. Step 6: Final answer
    x = 295,911.90

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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.