Finding the Fourth Proportional to 369,008.19, 553,590.06 and 119,670.75
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Solution
The fourth proportional to 369,008.19, 553,590.06 and 119,670.75 is: 179,531.35
Step by Step Solution
- Step 1: Write the proportion equation
369,008.19 : 553,590.06 = 119,670.75 : x - Step 2: Convert to fraction form
369,008.19/553,590.06 = 119,670.75/x - Step 3: Cross multiply
369,008.19x = 553,590.06 × 119,670.75 - Step 4: Simplify right side
369,008.19x = 66,248,537,672.75 - Step 5: Solve for x
x = 66,248,537,672.75/369,008.19 - Step 6: Final answer
x = 179,531.35
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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.