Finding the Fourth Proportional to 668,250.69, 922,128.93 and 377,848.02
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Solution
The fourth proportional to 668,250.69, 922,128.93 and 377,848.02 is: 521,398.03
Step by Step Solution
- Step 1: Write the proportion equation
668,250.69 : 922,128.93 = 377,848.02 : x - Step 2: Convert to fraction form
668,250.69/922,128.93 = 377,848.02/x - Step 3: Cross multiply
668,250.69x = 922,128.93 × 377,848.02 - Step 4: Simplify right side
668,250.69x = 348,424,590,385.22 - Step 5: Solve for x
x = 348,424,590,385.22/668,250.69 - Step 6: Final answer
x = 521,398.03
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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.