Finding the Fourth Proportional to 934,173.18, 1,289,162.93 and 526,279.92
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Solution
The fourth proportional to 934,173.18, 1,289,162.93 and 526,279.92 is: 726,268.50
Step by Step Solution
- Step 1: Write the proportion equation
934,173.18 : 1,289,162.93 = 526,279.92 : x - Step 2: Convert to fraction form
934,173.18/1,289,162.93 = 526,279.92/x - Step 3: Cross multiply
934,173.18x = 1,289,162.93 × 526,279.92 - Step 4: Simplify right side
934,173.18x = 678,460,554,590.15 - Step 5: Solve for x
x = 678,460,554,590.15/934,173.18 - Step 6: Final answer
x = 726,268.50
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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.