Finding the Fourth Proportional to 610,562.62, 842,467.80 and 368,683.12
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Solution
The fourth proportional to 610,562.62, 842,467.80 and 368,683.12 is: 508,717.12
Step by Step Solution
- Step 1: Write the proportion equation
610,562.62 : 842,467.80 = 368,683.12 : x - Step 2: Convert to fraction form
610,562.62/842,467.80 = 368,683.12/x - Step 3: Cross multiply
610,562.62x = 842,467.80 × 368,683.12 - Step 4: Simplify right side
610,562.62x = 310,603,657,003.54 - Step 5: Solve for x
x = 310,603,657,003.54/610,562.62 - Step 6: Final answer
x = 508,717.12
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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.