Finding the Fourth Proportional to 942,822.08, 1,301,097.84 and 513,107.36
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Solution
The fourth proportional to 942,822.08, 1,301,097.84 and 513,107.36 is: 708,089.99
Step by Step Solution
- Step 1: Write the proportion equation
942,822.08 : 1,301,097.84 = 513,107.36 : x - Step 2: Convert to fraction form
942,822.08/1,301,097.84 = 513,107.36/x - Step 3: Cross multiply
942,822.08x = 1,301,097.84 × 513,107.36 - Step 4: Simplify right side
942,822.08x = 667,602,877,784.10 - Step 5: Solve for x
x = 667,602,877,784.10/942,822.08 - Step 6: Final answer
x = 708,089.99
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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.