Finding the Fourth Proportional to 430,626.36, 594,260.08 and 239,636.48
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Solution
The fourth proportional to 430,626.36, 594,260.08 and 239,636.48 is: 330,695.95
Step by Step Solution
- Step 1: Write the proportion equation
430,626.36 : 594,260.08 = 239,636.48 : x - Step 2: Convert to fraction form
430,626.36/594,260.08 = 239,636.48/x - Step 3: Cross multiply
430,626.36x = 594,260.08 × 239,636.48 - Step 4: Simplify right side
430,626.36x = 142,406,393,775.72 - Step 5: Solve for x
x = 142,406,393,775.72/430,626.36 - Step 6: Final answer
x = 330,695.95
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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.