Finding the Fourth Proportional to 278,526.72, 417,790.08 and 152,097.99
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Solution
The fourth proportional to 278,526.72, 417,790.08 and 152,097.99 is: 228,146.99
Step by Step Solution
- Step 1: Write the proportion equation
278,526.72 : 417,790.08 = 152,097.99 : x - Step 2: Convert to fraction form
278,526.72/417,790.08 = 152,097.99/x - Step 3: Cross multiply
278,526.72x = 417,790.08 × 152,097.99 - Step 4: Simplify right side
278,526.72x = 63,545,032,940.55 - Step 5: Solve for x
x = 63,545,032,940.55/278,526.72 - Step 6: Final answer
x = 228,146.99
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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.