Home / 760,132.40-1,140,235.32-199,167.44

Finding the Fourth Proportional to 760,132.40, 1,140,235.32 and 199,167.44

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Solution

The fourth proportional to 760,132.40, 1,140,235.32 and 199,167.44 is: 298,760.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,132.40 : 1,140,235.32 = 199,167.44 : x
  2. Step 2: Convert to fraction form
    760,132.40/1,140,235.32 = 199,167.44/x
  3. Step 3: Cross multiply
    760,132.40x = 1,140,235.32 × 199,167.44
  4. Step 4: Simplify right side
    760,132.40x = 227,097,749,681.98
  5. Step 5: Solve for x
    x = 227,097,749,681.98/760,132.40
  6. Step 6: Final answer
    x = 298,760.78

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1.5x scale

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.