Finding the Fourth Proportional to 369,956.08, 510,541.14 and 208,817.92
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Solution
The fourth proportional to 369,956.08, 510,541.14 and 208,817.92 is: 288,169.72
Step by Step Solution
- Step 1: Write the proportion equation
369,956.08 : 510,541.14 = 208,817.92 : x - Step 2: Convert to fraction form
369,956.08/510,541.14 = 208,817.92/x - Step 3: Cross multiply
369,956.08x = 510,541.14 × 208,817.92 - Step 4: Simplify right side
369,956.08x = 106,610,138,929.23 - Step 5: Solve for x
x = 106,610,138,929.23/369,956.08 - Step 6: Final answer
x = 288,169.72
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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.