Finding the Fourth Proportional to 614,804.32, 848,301.64 and 373,214.08
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Solution
The fourth proportional to 614,804.32, 848,301.64 and 373,214.08 is: 514,957.53
Step by Step Solution
- Step 1: Write the proportion equation
614,804.32 : 848,301.64 = 373,214.08 : x - Step 2: Convert to fraction form
614,804.32/848,301.64 = 373,214.08/x - Step 3: Cross multiply
614,804.32x = 848,301.64 × 373,214.08 - Step 4: Simplify right side
614,804.32x = 316,598,116,135.09 - Step 5: Solve for x
x = 316,598,116,135.09/614,804.32 - Step 6: Final answer
x = 514,957.53
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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.