Finding the Fourth Proportional to 233,477.55, 349,773.35 and 138,507.08
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Solution
The fourth proportional to 233,477.55, 349,773.35 and 138,507.08 is: 207,497.82
Step by Step Solution
- Step 1: Write the proportion equation
233,477.55 : 349,773.35 = 138,507.08 : x - Step 2: Convert to fraction form
233,477.55/349,773.35 = 138,507.08/x - Step 3: Cross multiply
233,477.55x = 349,773.35 × 138,507.08 - Step 4: Simplify right side
233,477.55x = 48,446,082,928.92 - Step 5: Solve for x
x = 48,446,082,928.92/233,477.55 - Step 6: Final answer
x = 207,497.82
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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.