Finding the Fourth Proportional to 435,719.66, 653,612.09 and 120,173.63
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Solution
The fourth proportional to 435,719.66, 653,612.09 and 120,173.63 is: 180,269.43
Step by Step Solution
- Step 1: Write the proportion equation
435,719.66 : 653,612.09 = 120,173.63 : x - Step 2: Convert to fraction form
435,719.66/653,612.09 = 120,173.63/x - Step 3: Cross multiply
435,719.66x = 653,612.09 × 120,173.63 - Step 4: Simplify right side
435,719.66x = 78,546,933,598.26 - Step 5: Solve for x
x = 78,546,933,598.26/435,719.66 - Step 6: Final answer
x = 180,269.43
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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.