Finding the Fourth Proportional to 402,073.02, 601,602.09 and 239,371.95
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Solution
The fourth proportional to 402,073.02, 601,602.09 and 239,371.95 is: 358,160.48
Step by Step Solution
- Step 1: Write the proportion equation
402,073.02 : 601,602.09 = 239,371.95 : x - Step 2: Convert to fraction form
402,073.02/601,602.09 = 239,371.95/x - Step 3: Cross multiply
402,073.02x = 601,602.09 × 239,371.95 - Step 4: Simplify right side
402,073.02x = 144,006,665,407.38 - Step 5: Solve for x
x = 144,006,665,407.38/402,073.02 - Step 6: Final answer
x = 358,160.48
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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.