Finding the Fourth Proportional to 772,618.14, 1,159,246.08 and 417,213.63
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Solution
The fourth proportional to 772,618.14, 1,159,246.08 and 417,213.63 is: 625,992.63
Step by Step Solution
- Step 1: Write the proportion equation
772,618.14 : 1,159,246.08 = 417,213.63 : x - Step 2: Convert to fraction form
772,618.14/1,159,246.08 = 417,213.63/x - Step 3: Cross multiply
772,618.14x = 1,159,246.08 × 417,213.63 - Step 4: Simplify right side
772,618.14x = 483,653,265,100.07 - Step 5: Solve for x
x = 483,653,265,100.07/772,618.14 - Step 6: Final answer
x = 625,992.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.