Finding the Fourth Proportional to 277,090.24, 415,506.18 and 143,934.74
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Solution
The fourth proportional to 277,090.24, 415,506.18 and 143,934.74 is: 215,835.01
Step by Step Solution
- Step 1: Write the proportion equation
277,090.24 : 415,506.18 = 143,934.74 : x - Step 2: Convert to fraction form
277,090.24/415,506.18 = 143,934.74/x - Step 3: Cross multiply
277,090.24x = 415,506.18 × 143,934.74 - Step 4: Simplify right side
277,090.24x = 59,805,773,986.69 - Step 5: Solve for x
x = 59,805,773,986.69/277,090.24 - Step 6: Final answer
x = 215,835.01
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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.