Home / 1,155,072.24-1,732,903.56-444,909.60

Finding the Fourth Proportional to 1,155,072.24, 1,732,903.56 and 444,909.60

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Solution

The fourth proportional to 1,155,072.24, 1,732,903.56 and 444,909.60 is: 667,478.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,072.24 : 1,732,903.56 = 444,909.60 : x
  2. Step 2: Convert to fraction form
    1,155,072.24/1,732,903.56 = 444,909.60/x
  3. Step 3: Cross multiply
    1,155,072.24x = 1,732,903.56 × 444,909.60
  4. Step 4: Simplify right side
    1,155,072.24x = 770,985,429,718.18
  5. Step 5: Solve for x
    x = 770,985,429,718.18/1,155,072.24
  6. Step 6: Final answer
    x = 667,478.10

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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.