Finding the Fourth Proportional to 245,699.24, 368,533.86 and 144,553.28
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Solution
The fourth proportional to 245,699.24, 368,533.86 and 144,553.28 is: 216,821.09
Step by Step Solution
- Step 1: Write the proportion equation
245,699.24 : 368,533.86 = 144,553.28 : x - Step 2: Convert to fraction form
245,699.24/368,533.86 = 144,553.28/x - Step 3: Cross multiply
245,699.24x = 368,533.86 × 144,553.28 - Step 4: Simplify right side
245,699.24x = 53,272,778,254.06 - Step 5: Solve for x
x = 53,272,778,254.06/245,699.24 - Step 6: Final answer
x = 216,821.09
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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.