Finding the Fourth Proportional to 350,312.58, 483,403.95 and 197,344.08
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Solution
The fourth proportional to 350,312.58, 483,403.95 and 197,344.08 is: 272,319.39
Step by Step Solution
- Step 1: Write the proportion equation
350,312.58 : 483,403.95 = 197,344.08 : x - Step 2: Convert to fraction form
350,312.58/483,403.95 = 197,344.08/x - Step 3: Cross multiply
350,312.58x = 483,403.95 × 197,344.08 - Step 4: Simplify right side
350,312.58x = 95,396,907,781.12 - Step 5: Solve for x
x = 95,396,907,781.12/350,312.58 - Step 6: Final answer
x = 272,319.39
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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.