Finding the Fourth Proportional to 926,336.68, 1,389,451.26 and 357,606.52
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Solution
The fourth proportional to 926,336.68, 1,389,451.26 and 357,606.52 is: 536,389.03
Step by Step Solution
- Step 1: Write the proportion equation
926,336.68 : 1,389,451.26 = 357,606.52 : x - Step 2: Convert to fraction form
926,336.68/1,389,451.26 = 357,606.52/x - Step 3: Cross multiply
926,336.68x = 1,389,451.26 × 357,606.52 - Step 4: Simplify right side
926,336.68x = 496,876,829,798.22 - Step 5: Solve for x
x = 496,876,829,798.22/926,336.68 - Step 6: Final answer
x = 536,389.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.