Home / 1,144,967.40-1,718,107.20-435,504.60

Finding the Fourth Proportional to 1,144,967.40, 1,718,107.20 and 435,504.60

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Solution

The fourth proportional to 1,144,967.40, 1,718,107.20 and 435,504.60 is: 653,506.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,967.40 : 1,718,107.20 = 435,504.60 : x
  2. Step 2: Convert to fraction form
    1,144,967.40/1,718,107.20 = 435,504.60/x
  3. Step 3: Cross multiply
    1,144,967.40x = 1,718,107.20 × 435,504.60
  4. Step 4: Simplify right side
    1,144,967.40x = 748,243,588,893.12
  5. Step 5: Solve for x
    x = 748,243,588,893.12/1,144,967.40
  6. Step 6: Final answer
    x = 653,506.46

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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.