Home / 851,970.36-1,276,783.31-365,069.64

Finding the Fourth Proportional to 851,970.36, 1,276,783.31 and 365,069.64

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Solution

The fourth proportional to 851,970.36, 1,276,783.31 and 365,069.64 is: 547,102.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,970.36 : 1,276,783.31 = 365,069.64 : x
  2. Step 2: Convert to fraction form
    851,970.36/1,276,783.31 = 365,069.64/x
  3. Step 3: Cross multiply
    851,970.36x = 1,276,783.31 × 365,069.64
  4. Step 4: Simplify right side
    851,970.36x = 466,114,819,464.45
  5. Step 5: Solve for x
    x = 466,114,819,464.45/851,970.36
  6. Step 6: Final answer
    x = 547,102.16

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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.