Finding the Fourth Proportional to 570,806.18, 788,242.01 and 427,317.14
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Solution
The fourth proportional to 570,806.18, 788,242.01 and 427,317.14 is: 590,094.03
Step by Step Solution
- Step 1: Write the proportion equation
570,806.18 : 788,242.01 = 427,317.14 : x - Step 2: Convert to fraction form
570,806.18/788,242.01 = 427,317.14/x - Step 3: Cross multiply
570,806.18x = 788,242.01 × 427,317.14 - Step 4: Simplify right side
570,806.18x = 336,829,321,341.05 - Step 5: Solve for x
x = 336,829,321,341.05/570,806.18 - Step 6: Final answer
x = 590,094.03
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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.