Home / 884,079.36-1,220,037.12-481,697.28

Finding the Fourth Proportional to 884,079.36, 1,220,037.12 and 481,697.28

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Solution

The fourth proportional to 884,079.36, 1,220,037.12 and 481,697.28 is: 664,746.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,079.36 : 1,220,037.12 = 481,697.28 : x
  2. Step 2: Convert to fraction form
    884,079.36/1,220,037.12 = 481,697.28/x
  3. Step 3: Cross multiply
    884,079.36x = 1,220,037.12 × 481,697.28
  4. Step 4: Simplify right side
    884,079.36x = 587,688,562,203.03
  5. Step 5: Solve for x
    x = 587,688,562,203.03/884,079.36
  6. Step 6: Final answer
    x = 664,746.39

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.