Finding the Fourth Proportional to 788,522.91, 1,182,784.25 and 189,484.08
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Solution
The fourth proportional to 788,522.91, 1,182,784.25 and 189,484.08 is: 284,226.09
Step by Step Solution
- Step 1: Write the proportion equation
788,522.91 : 1,182,784.25 = 189,484.08 : x - Step 2: Convert to fraction form
788,522.91/1,182,784.25 = 189,484.08/x - Step 3: Cross multiply
788,522.91x = 1,182,784.25 × 189,484.08 - Step 4: Simplify right side
788,522.91x = 224,118,784,502.32 - Step 5: Solve for x
x = 224,118,784,502.32/788,522.91 - Step 6: Final answer
x = 284,226.09
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1.5x scale
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.