Finding the Fourth Proportional to 472,425.23, 651,918.73 and 268,447.84
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Solution
The fourth proportional to 472,425.23, 651,918.73 and 268,447.84 is: 370,442.06
Step by Step Solution
- Step 1: Write the proportion equation
472,425.23 : 651,918.73 = 268,447.84 : x - Step 2: Convert to fraction form
472,425.23/651,918.73 = 268,447.84/x - Step 3: Cross multiply
472,425.23x = 651,918.73 × 268,447.84 - Step 4: Simplify right side
472,425.23x = 175,006,174,924.04 - Step 5: Solve for x
x = 175,006,174,924.04/472,425.23 - Step 6: Final answer
x = 370,442.06
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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.