Finding the Fourth Proportional to 668,356.48, 922,333.98 and 362,432.62
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Solution
The fourth proportional to 668,356.48, 922,333.98 and 362,432.62 is: 500,158.12
Step by Step Solution
- Step 1: Write the proportion equation
668,356.48 : 922,333.98 = 362,432.62 : x - Step 2: Convert to fraction form
668,356.48/922,333.98 = 362,432.62/x - Step 3: Cross multiply
668,356.48x = 922,333.98 × 362,432.62 - Step 4: Simplify right side
668,356.48x = 334,283,920,886.43 - Step 5: Solve for x
x = 334,283,920,886.43/668,356.48 - Step 6: Final answer
x = 500,158.12
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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.