Home / 849,003.10-1,273,468.20-288,037.60

Finding the Fourth Proportional to 849,003.10, 1,273,468.20 and 288,037.60

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Solution

The fourth proportional to 849,003.10, 1,273,468.20 and 288,037.60 is: 432,044.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,003.10 : 1,273,468.20 = 288,037.60 : x
  2. Step 2: Convert to fraction form
    849,003.10/1,273,468.20 = 288,037.60/x
  3. Step 3: Cross multiply
    849,003.10x = 1,273,468.20 × 288,037.60
  4. Step 4: Simplify right side
    849,003.10x = 366,806,724,004.32
  5. Step 5: Solve for x
    x = 366,806,724,004.32/849,003.10
  6. Step 6: Final answer
    x = 432,044.03

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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.