Finding the Fourth Proportional to 260,364.35, 390,542.88 and 102,594.17
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Solution
The fourth proportional to 260,364.35, 390,542.88 and 102,594.17 is: 153,889.82
Step by Step Solution
- Step 1: Write the proportion equation
260,364.35 : 390,542.88 = 102,594.17 : x - Step 2: Convert to fraction form
260,364.35/390,542.88 = 102,594.17/x - Step 3: Cross multiply
260,364.35x = 390,542.88 × 102,594.17 - Step 4: Simplify right side
260,364.35x = 40,067,422,623.01 - Step 5: Solve for x
x = 40,067,422,623.01/260,364.35 - Step 6: Final answer
x = 153,889.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.