Finding the Fourth Proportional to 293,750.12, 405,339.28 and 164,658.80
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Solution
The fourth proportional to 293,750.12, 405,339.28 and 164,658.80 is: 227,209.03
Step by Step Solution
- Step 1: Write the proportion equation
293,750.12 : 405,339.28 = 164,658.80 : x - Step 2: Convert to fraction form
293,750.12/405,339.28 = 164,658.80/x - Step 3: Cross multiply
293,750.12x = 405,339.28 × 164,658.80 - Step 4: Simplify right side
293,750.12x = 66,742,679,437.66 - Step 5: Solve for x
x = 66,742,679,437.66/293,750.12 - Step 6: Final answer
x = 227,209.03
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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.