Finding the Fourth Proportional to 623,159.88, 859,959.48 and 336,679.08
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Solution
The fourth proportional to 623,159.88, 859,959.48 and 336,679.08 is: 464,616.51
Step by Step Solution
- Step 1: Write the proportion equation
623,159.88 : 859,959.48 = 336,679.08 : x - Step 2: Convert to fraction form
623,159.88/859,959.48 = 336,679.08/x - Step 3: Cross multiply
623,159.88x = 859,959.48 × 336,679.08 - Step 4: Simplify right side
623,159.88x = 289,530,366,563.68 - Step 5: Solve for x
x = 289,530,366,563.68/623,159.88 - Step 6: Final answer
x = 464,616.51
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.