Finding the Fourth Proportional to 650,654.60, 971,552.99 and 574,115.27
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Solution
The fourth proportional to 650,654.60, 971,552.99 and 574,115.27 is: 857,264.99
Step by Step Solution
- Step 1: Write the proportion equation
650,654.60 : 971,552.99 = 574,115.27 : x - Step 2: Convert to fraction form
650,654.60/971,552.99 = 574,115.27/x - Step 3: Cross multiply
650,654.60x = 971,552.99 × 574,115.27 - Step 4: Simplify right side
650,654.60x = 557,783,403,750.68 - Step 5: Solve for x
x = 557,783,403,750.68/650,654.60 - Step 6: Final answer
x = 857,264.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.