Home / 760,889.96-1,141,557.12-340,067.44

Finding the Fourth Proportional to 760,889.96, 1,141,557.12 and 340,067.44

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Solution

The fourth proportional to 760,889.96, 1,141,557.12 and 340,067.44 is: 510,200.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,889.96 : 1,141,557.12 = 340,067.44 : x
  2. Step 2: Convert to fraction form
    760,889.96/1,141,557.12 = 340,067.44/x
  3. Step 3: Cross multiply
    760,889.96x = 1,141,557.12 × 340,067.44
  4. Step 4: Simplify right side
    760,889.96x = 388,206,407,412.17
  5. Step 5: Solve for x
    x = 388,206,407,412.17/760,889.96
  6. Step 6: Final answer
    x = 510,200.46

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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.