Home / 760,690.53-1,141,225.34-228,221.37

Finding the Fourth Proportional to 760,690.53, 1,141,225.34 and 228,221.37

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Solution

The fourth proportional to 760,690.53, 1,141,225.34 and 228,221.37 is: 342,388.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,690.53 : 1,141,225.34 = 228,221.37 : x
  2. Step 2: Convert to fraction form
    760,690.53/1,141,225.34 = 228,221.37/x
  3. Step 3: Cross multiply
    760,690.53x = 1,141,225.34 × 228,221.37
  4. Step 4: Simplify right side
    760,690.53x = 260,452,009,432.41
  5. Step 5: Solve for x
    x = 260,452,009,432.41/760,690.53
  6. Step 6: Final answer
    x = 342,388.92

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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.