Finding the Fourth Proportional to 368,161.04, 508,052.08 and 207,011.95
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Solution
The fourth proportional to 368,161.04, 508,052.08 and 207,011.95 is: 285,670.78
Step by Step Solution
- Step 1: Write the proportion equation
368,161.04 : 508,052.08 = 207,011.95 : x - Step 2: Convert to fraction form
368,161.04/508,052.08 = 207,011.95/x - Step 3: Cross multiply
368,161.04x = 508,052.08 × 207,011.95 - Step 4: Simplify right side
368,161.04x = 105,172,851,782.36 - Step 5: Solve for x
x = 105,172,851,782.36/368,161.04 - Step 6: Final answer
x = 285,670.78
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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.