Home / 792,243.20-1,093,435.37-470,130.91

Finding the Fourth Proportional to 792,243.20, 1,093,435.37 and 470,130.91

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Solution

The fourth proportional to 792,243.20, 1,093,435.37 and 470,130.91 is: 648,863.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,243.20 : 1,093,435.37 = 470,130.91 : x
  2. Step 2: Convert to fraction form
    792,243.20/1,093,435.37 = 470,130.91/x
  3. Step 3: Cross multiply
    792,243.20x = 1,093,435.37 × 470,130.91
  4. Step 4: Simplify right side
    792,243.20x = 514,057,762,203.04
  5. Step 5: Solve for x
    x = 514,057,762,203.04/792,243.20
  6. Step 6: Final answer
    x = 648,863.58

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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.