Finding the Fourth Proportional to 473,069.08, 709,716.60 and 157,528.72
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Solution
The fourth proportional to 473,069.08, 709,716.60 and 157,528.72 is: 236,330.70
Step by Step Solution
- Step 1: Write the proportion equation
473,069.08 : 709,716.60 = 157,528.72 : x - Step 2: Convert to fraction form
473,069.08/709,716.60 = 157,528.72/x - Step 3: Cross multiply
473,069.08x = 709,716.60 × 157,528.72 - Step 4: Simplify right side
473,069.08x = 111,800,747,560.75 - Step 5: Solve for x
x = 111,800,747,560.75/473,069.08 - Step 6: Final answer
x = 236,330.70
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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.