Finding the Fourth Proportional to 929,149.35, 1,282,775.76 and 585,280.05
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Solution
The fourth proportional to 929,149.35, 1,282,775.76 and 585,280.05 is: 808,032.70
Step by Step Solution
- Step 1: Write the proportion equation
929,149.35 : 1,282,775.76 = 585,280.05 : x - Step 2: Convert to fraction form
929,149.35/1,282,775.76 = 585,280.05/x - Step 3: Cross multiply
929,149.35x = 1,282,775.76 × 585,280.05 - Step 4: Simplify right side
929,149.35x = 750,783,060,951.59 - Step 5: Solve for x
x = 750,783,060,951.59/929,149.35 - Step 6: Final answer
x = 808,032.70
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1.5x scale
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.