Home / 760,767.70-1,141,150.47-228,287.86

Finding the Fourth Proportional to 760,767.70, 1,141,150.47 and 228,287.86

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Solution

The fourth proportional to 760,767.70, 1,141,150.47 and 228,287.86 is: 342,431.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,767.70 : 1,141,150.47 = 228,287.86 : x
  2. Step 2: Convert to fraction form
    760,767.70/1,141,150.47 = 228,287.86/x
  3. Step 3: Cross multiply
    760,767.70x = 1,141,150.47 × 228,287.86
  4. Step 4: Simplify right side
    760,767.70x = 260,510,798,734.29
  5. Step 5: Solve for x
    x = 260,510,798,734.29/760,767.70
  6. Step 6: Final answer
    x = 342,431.47

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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.