Finding the Fourth Proportional to 869,542.93, 1,199,968.14 and 482,417.08
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Solution
The fourth proportional to 869,542.93, 1,199,968.14 and 482,417.08 is: 665,734.96
Step by Step Solution
- Step 1: Write the proportion equation
869,542.93 : 1,199,968.14 = 482,417.08 : x - Step 2: Convert to fraction form
869,542.93/1,199,968.14 = 482,417.08/x - Step 3: Cross multiply
869,542.93x = 1,199,968.14 × 482,417.08 - Step 4: Simplify right side
869,542.93x = 578,885,126,191.83 - Step 5: Solve for x
x = 578,885,126,191.83/869,542.93 - Step 6: Final answer
x = 665,734.96
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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.