Finding the Fourth Proportional to 684,386.52, 1,026,492.27 and 284,952.84
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Solution
The fourth proportional to 684,386.52, 1,026,492.27 and 284,952.84 is: 427,392.82
Step by Step Solution
- Step 1: Write the proportion equation
684,386.52 : 1,026,492.27 = 284,952.84 : x - Step 2: Convert to fraction form
684,386.52/1,026,492.27 = 284,952.84/x - Step 3: Cross multiply
684,386.52x = 1,026,492.27 × 284,952.84 - Step 4: Simplify right side
684,386.52x = 292,501,887,574.55 - Step 5: Solve for x
x = 292,501,887,574.55/684,386.52 - Step 6: Final answer
x = 427,392.82
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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.