Home / 298,936.20-448,666.74-165,966.60

Finding the Fourth Proportional to 298,936.20, 448,666.74 and 165,966.60

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Solution

The fourth proportional to 298,936.20, 448,666.74 and 165,966.60 is: 249,095.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,936.20 : 448,666.74 = 165,966.60 : x
  2. Step 2: Convert to fraction form
    298,936.20/448,666.74 = 165,966.60/x
  3. Step 3: Cross multiply
    298,936.20x = 448,666.74 × 165,966.60
  4. Step 4: Simplify right side
    298,936.20x = 74,463,693,370.88
  5. Step 5: Solve for x
    x = 74,463,693,370.88/298,936.20
  6. Step 6: Final answer
    x = 249,095.60

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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.