Home / 481,746.45-722,391.65-178,041.00

Finding the Fourth Proportional to 481,746.45, 722,391.65 and 178,041.00

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Solution

The fourth proportional to 481,746.45, 722,391.65 and 178,041.00 is: 266,977.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,746.45 : 722,391.65 = 178,041.00 : x
  2. Step 2: Convert to fraction form
    481,746.45/722,391.65 = 178,041.00/x
  3. Step 3: Cross multiply
    481,746.45x = 722,391.65 × 178,041.00
  4. Step 4: Simplify right side
    481,746.45x = 128,615,328,590.79
  5. Step 5: Solve for x
    x = 128,615,328,590.79/481,746.45
  6. Step 6: Final answer
    x = 266,977.22

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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.