Finding the Fourth Proportional to 601,701.08, 829,869.12 and 511,356.11
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Solution
The fourth proportional to 601,701.08, 829,869.12 and 511,356.11 is: 705,264.89
Step by Step Solution
- Step 1: Write the proportion equation
601,701.08 : 829,869.12 = 511,356.11 : x - Step 2: Convert to fraction form
601,701.08/829,869.12 = 511,356.11/x - Step 3: Cross multiply
601,701.08x = 829,869.12 × 511,356.11 - Step 4: Simplify right side
601,701.08x = 424,358,640,862.98 - Step 5: Solve for x
x = 424,358,640,862.98/601,701.08 - Step 6: Final answer
x = 705,264.89
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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.