Finding the Fourth Proportional to 292,764.95, 438,848.33 and 166,137.75
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Solution
The fourth proportional to 292,764.95, 438,848.33 and 166,137.75 is: 249,036.90
Step by Step Solution
- Step 1: Write the proportion equation
292,764.95 : 438,848.33 = 166,137.75 : x - Step 2: Convert to fraction form
292,764.95/438,848.33 = 166,137.75/x - Step 3: Cross multiply
292,764.95x = 438,848.33 × 166,137.75 - Step 4: Simplify right side
292,764.95x = 72,909,273,306.77 - Step 5: Solve for x
x = 72,909,273,306.77/292,764.95 - Step 6: Final answer
x = 249,036.90
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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.