Finding the Fourth Proportional to 293,808.08, 440,643.96 and 143,898.80
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Solution
The fourth proportional to 293,808.08, 440,643.96 and 143,898.80 is: 215,814.82
Step by Step Solution
- Step 1: Write the proportion equation
293,808.08 : 440,643.96 = 143,898.80 : x - Step 2: Convert to fraction form
293,808.08/440,643.96 = 143,898.80/x - Step 3: Cross multiply
293,808.08x = 440,643.96 × 143,898.80 - Step 4: Simplify right side
293,808.08x = 63,408,137,071.25 - Step 5: Solve for x
x = 63,408,137,071.25/293,808.08 - Step 6: Final answer
x = 215,814.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.