Home / 760,080.20-1,140,293.10-444,374.60

Finding the Fourth Proportional to 760,080.20, 1,140,293.10 and 444,374.60

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Solution

The fourth proportional to 760,080.20, 1,140,293.10 and 444,374.60 is: 666,662.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,080.20 : 1,140,293.10 = 444,374.60 : x
  2. Step 2: Convert to fraction form
    760,080.20/1,140,293.10 = 444,374.60/x
  3. Step 3: Cross multiply
    760,080.20x = 1,140,293.10 × 444,374.60
  4. Step 4: Simplify right side
    760,080.20x = 506,717,290,195.26
  5. Step 5: Solve for x
    x = 506,717,290,195.26/760,080.20
  6. Step 6: Final answer
    x = 666,662.93

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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.