Finding the Fourth Proportional to 888,750.96, 1,226,445.84 and 506,900.76
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Solution
The fourth proportional to 888,750.96, 1,226,445.84 and 506,900.76 is: 699,505.66
Step by Step Solution
- Step 1: Write the proportion equation
888,750.96 : 1,226,445.84 = 506,900.76 : x - Step 2: Convert to fraction form
888,750.96/1,226,445.84 = 506,900.76/x - Step 3: Cross multiply
888,750.96x = 1,226,445.84 × 506,900.76 - Step 4: Simplify right side
888,750.96x = 621,686,328,394.84 - Step 5: Solve for x
x = 621,686,328,394.84/888,750.96 - Step 6: Final answer
x = 699,505.66
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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.