Home / 760,939.40-1,141,322.70-200,030.60

Finding the Fourth Proportional to 760,939.40, 1,141,322.70 and 200,030.60

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Solution

The fourth proportional to 760,939.40, 1,141,322.70 and 200,030.60 is: 300,023.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,939.40 : 1,141,322.70 = 200,030.60 : x
  2. Step 2: Convert to fraction form
    760,939.40/1,141,322.70 = 200,030.60/x
  3. Step 3: Cross multiply
    760,939.40x = 1,141,322.70 × 200,030.60
  4. Step 4: Simplify right side
    760,939.40x = 228,299,464,474.62
  5. Step 5: Solve for x
    x = 228,299,464,474.62/760,939.40
  6. Step 6: Final answer
    x = 300,023.19

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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.