Finding the Fourth Proportional to 858,290.58, 1,184,070.96 and 518,562
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Solution
The fourth proportional to 858,290.58, 1,184,070.96 and 518,562 is: 715,391.99
Step by Step Solution
- Step 1: Write the proportion equation
858,290.58 : 1,184,070.96 = 518,562 : x - Step 2: Convert to fraction form
858,290.58/1,184,070.96 = 518,562/x - Step 3: Cross multiply
858,290.58x = 1,184,070.96 × 518,562 - Step 4: Simplify right side
858,290.58x = 614,014,205,159.52 - Step 5: Solve for x
x = 614,014,205,159.52/858,290.58 - Step 6: Final answer
x = 715,391.99
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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.