Finding the Fourth Proportional to 476,101.30, 714,155.99 and 121,115.62
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Solution
The fourth proportional to 476,101.30, 714,155.99 and 121,115.62 is: 181,674.46
Step by Step Solution
- Step 1: Write the proportion equation
476,101.30 : 714,155.99 = 121,115.62 : x - Step 2: Convert to fraction form
476,101.30/714,155.99 = 121,115.62/x - Step 3: Cross multiply
476,101.30x = 714,155.99 × 121,115.62 - Step 4: Simplify right side
476,101.30x = 86,495,445,505.56 - Step 5: Solve for x
x = 86,495,445,505.56/476,101.30 - Step 6: Final answer
x = 181,674.46
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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.