Home / 296,911.65-445,465.22-197,463.09

Finding the Fourth Proportional to 296,911.65, 445,465.22 and 197,463.09

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Solution

The fourth proportional to 296,911.65, 445,465.22 and 197,463.09 is: 296,259.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,911.65 : 445,465.22 = 197,463.09 : x
  2. Step 2: Convert to fraction form
    296,911.65/445,465.22 = 197,463.09/x
  3. Step 3: Cross multiply
    296,911.65x = 445,465.22 × 197,463.09
  4. Step 4: Simplify right side
    296,911.65x = 87,962,937,841.41
  5. Step 5: Solve for x
    x = 87,962,937,841.41/296,911.65
  6. Step 6: Final answer
    x = 296,259.64

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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.