Home / 760,745.23-1,141,229.10-228,308.33

Finding the Fourth Proportional to 760,745.23, 1,141,229.10 and 228,308.33

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Solution

The fourth proportional to 760,745.23, 1,141,229.10 and 228,308.33 is: 342,495.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,745.23 : 1,141,229.10 = 228,308.33 : x
  2. Step 2: Convert to fraction form
    760,745.23/1,141,229.10 = 228,308.33/x
  3. Step 3: Cross multiply
    760,745.23x = 1,141,229.10 × 228,308.33
  4. Step 4: Simplify right side
    760,745.23x = 260,552,109,968.40
  5. Step 5: Solve for x
    x = 260,552,109,968.40/760,745.23
  6. Step 6: Final answer
    x = 342,495.89

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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.