Finding the Fourth Proportional to 265,312.98, 366,129.78 and 144,454.14
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Solution
The fourth proportional to 265,312.98, 366,129.78 and 144,454.14 is: 199,345.55
Step by Step Solution
- Step 1: Write the proportion equation
265,312.98 : 366,129.78 = 144,454.14 : x - Step 2: Convert to fraction form
265,312.98/366,129.78 = 144,454.14/x - Step 3: Cross multiply
265,312.98x = 366,129.78 × 144,454.14 - Step 4: Simplify right side
265,312.98x = 52,888,962,498.29 - Step 5: Solve for x
x = 52,888,962,498.29/265,312.98 - Step 6: Final answer
x = 199,345.55
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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.