Finding the Fourth Proportional to 1,108,798.26, 1,663,402.52 and 350,830.53
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Solution
The fourth proportional to 1,108,798.26, 1,663,402.52 and 350,830.53 is: 526,310.70
Step by Step Solution
- Step 1: Write the proportion equation
1,108,798.26 : 1,663,402.52 = 350,830.53 : x - Step 2: Convert to fraction form
1,108,798.26/1,663,402.52 = 350,830.53/x - Step 3: Cross multiply
1,108,798.26x = 1,663,402.52 × 350,830.53 - Step 4: Simplify right side
1,108,798.26x = 583,572,387,694.94 - Step 5: Solve for x
x = 583,572,387,694.94/1,108,798.26 - Step 6: Final answer
x = 526,310.70
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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.