Home / 1,098,818.07-1,648,163.26-330,299.18

Finding the Fourth Proportional to 1,098,818.07, 1,648,163.26 and 330,299.18

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Solution

The fourth proportional to 1,098,818.07, 1,648,163.26 and 330,299.18 is: 495,429.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,818.07 : 1,648,163.26 = 330,299.18 : x
  2. Step 2: Convert to fraction form
    1,098,818.07/1,648,163.26 = 330,299.18/x
  3. Step 3: Cross multiply
    1,098,818.07x = 1,648,163.26 × 330,299.18
  4. Step 4: Simplify right side
    1,098,818.07x = 544,386,971,636.80
  5. Step 5: Solve for x
    x = 544,386,971,636.80/1,098,818.07
  6. Step 6: Final answer
    x = 495,429.58

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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.