Finding the Fourth Proportional to 473,378.64, 709,914.60 and 157,750.80
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Solution
The fourth proportional to 473,378.64, 709,914.60 and 157,750.80 is: 236,575.09
Step by Step Solution
- Step 1: Write the proportion equation
473,378.64 : 709,914.60 = 157,750.80 : x - Step 2: Convert to fraction form
473,378.64/709,914.60 = 157,750.80/x - Step 3: Cross multiply
473,378.64x = 709,914.60 × 157,750.80 - Step 4: Simplify right side
473,378.64x = 111,989,596,081.68 - Step 5: Solve for x
x = 111,989,596,081.68/473,378.64 - Step 6: Final answer
x = 236,575.09
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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.