Finding the Fourth Proportional to 984,289, 1,358,319.06 and 531,580.12
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Solution
The fourth proportional to 984,289, 1,358,319.06 and 531,580.12 is: 733,580.70
Step by Step Solution
- Step 1: Write the proportion equation
984,289 : 1,358,319.06 = 531,580.12 : x - Step 2: Convert to fraction form
984,289/1,358,319.06 = 531,580.12/x - Step 3: Cross multiply
984,289x = 1,358,319.06 × 531,580.12 - Step 4: Simplify right side
984,289x = 722,055,408,913.09 - Step 5: Solve for x
x = 722,055,408,913.09/984,289 - Step 6: Final answer
x = 733,580.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.