Finding the Fourth Proportional to 653,552.42, 901,796.28 and 408,508.17
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Solution
The fourth proportional to 653,552.42, 901,796.28 and 408,508.17 is: 563,674.99
Step by Step Solution
- Step 1: Write the proportion equation
653,552.42 : 901,796.28 = 408,508.17 : x - Step 2: Convert to fraction form
653,552.42/901,796.28 = 408,508.17/x - Step 3: Cross multiply
653,552.42x = 901,796.28 × 408,508.17 - Step 4: Simplify right side
653,552.42x = 368,391,148,055.61 - Step 5: Solve for x
x = 368,391,148,055.61/653,552.42 - Step 6: Final answer
x = 563,674.99
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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.