Home / 851,643.80-1,277,997.54-567,533.72

Finding the Fourth Proportional to 851,643.80, 1,277,997.54 and 567,533.72

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Solution

The fourth proportional to 851,643.80, 1,277,997.54 and 567,533.72 is: 851,655.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,643.80 : 1,277,997.54 = 567,533.72 : x
  2. Step 2: Convert to fraction form
    851,643.80/1,277,997.54 = 567,533.72/x
  3. Step 3: Cross multiply
    851,643.80x = 1,277,997.54 × 567,533.72
  4. Step 4: Simplify right side
    851,643.80x = 725,306,698,027.05
  5. Step 5: Solve for x
    x = 725,306,698,027.05/851,643.80
  6. Step 6: Final answer
    x = 851,655.00

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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.