Home / 760,081.20-1,140,294.60-444,375.60

Finding the Fourth Proportional to 760,081.20, 1,140,294.60 and 444,375.60

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Solution

The fourth proportional to 760,081.20, 1,140,294.60 and 444,375.60 is: 666,664.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,081.20 : 1,140,294.60 = 444,375.60 : x
  2. Step 2: Convert to fraction form
    760,081.20/1,140,294.60 = 444,375.60/x
  3. Step 3: Cross multiply
    760,081.20x = 1,140,294.60 × 444,375.60
  4. Step 4: Simplify right side
    760,081.20x = 506,719,097,051.76
  5. Step 5: Solve for x
    x = 506,719,097,051.76/760,081.20
  6. Step 6: Final answer
    x = 666,664.43

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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.