Finding the Fourth Proportional to 997,778.94, 1,497,258.90 and 367,135.62
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Solution
The fourth proportional to 997,778.94, 1,497,258.90 and 367,135.62 is: 550,920.70
Step by Step Solution
- Step 1: Write the proportion equation
997,778.94 : 1,497,258.90 = 367,135.62 : x - Step 2: Convert to fraction form
997,778.94/1,497,258.90 = 367,135.62/x - Step 3: Cross multiply
997,778.94x = 1,497,258.90 × 367,135.62 - Step 4: Simplify right side
997,778.94x = 549,697,074,552.02 - Step 5: Solve for x
x = 549,697,074,552.02/997,778.94 - Step 6: Final answer
x = 550,920.70
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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.