Finding the Fourth Proportional to 420,526.08, 580,239.36 and 241,643.52
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Solution
The fourth proportional to 420,526.08, 580,239.36 and 241,643.52 is: 333,418.28
Step by Step Solution
- Step 1: Write the proportion equation
420,526.08 : 580,239.36 = 241,643.52 : x - Step 2: Convert to fraction form
420,526.08/580,239.36 = 241,643.52/x - Step 3: Cross multiply
420,526.08x = 580,239.36 × 241,643.52 - Step 4: Simplify right side
420,526.08x = 140,211,081,392.95 - Step 5: Solve for x
x = 140,211,081,392.95/420,526.08 - Step 6: Final answer
x = 333,418.28
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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.