Finding the Fourth Proportional to 657,201.60, 985,510.80 and 302,032.80
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Solution
The fourth proportional to 657,201.60, 985,510.80 and 302,032.80 is: 452,915.19
Step by Step Solution
- Step 1: Write the proportion equation
657,201.60 : 985,510.80 = 302,032.80 : x - Step 2: Convert to fraction form
657,201.60/985,510.80 = 302,032.80/x - Step 3: Cross multiply
657,201.60x = 985,510.80 × 302,032.80 - Step 4: Simplify right side
657,201.60x = 297,656,586,354.24 - Step 5: Solve for x
x = 297,656,586,354.24/657,201.60 - Step 6: Final answer
x = 452,915.19
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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.