Finding the Fourth Proportional to 668,566.93, 922,617.80 and 362,642.08
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Solution
The fourth proportional to 668,566.93, 922,617.80 and 362,642.08 is: 500,443.59
Step by Step Solution
- Step 1: Write the proportion equation
668,566.93 : 922,617.80 = 362,642.08 : x - Step 2: Convert to fraction form
668,566.93/922,617.80 = 362,642.08/x - Step 3: Cross multiply
668,566.93x = 922,617.80 × 362,642.08 - Step 4: Simplify right side
668,566.93x = 334,580,036,223.81 - Step 5: Solve for x
x = 334,580,036,223.81/668,566.93 - Step 6: Final answer
x = 500,443.59
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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.