Finding the Fourth Proportional to 288,537.08, 432,765.24 and 98,994.32
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Solution
The fourth proportional to 288,537.08, 432,765.24 and 98,994.32 is: 148,477.63
Step by Step Solution
- Step 1: Write the proportion equation
288,537.08 : 432,765.24 = 98,994.32 : x - Step 2: Convert to fraction form
288,537.08/432,765.24 = 98,994.32/x - Step 3: Cross multiply
288,537.08x = 432,765.24 × 98,994.32 - Step 4: Simplify right side
288,537.08x = 42,841,300,653.44 - Step 5: Solve for x
x = 42,841,300,653.44/288,537.08 - Step 6: Final answer
x = 148,477.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.