Finding the Fourth Proportional to 749,702.60, 1,034,614.26 and 410,163.08
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Solution
The fourth proportional to 749,702.60, 1,034,614.26 and 410,163.08 is: 566,038.55
Step by Step Solution
- Step 1: Write the proportion equation
749,702.60 : 1,034,614.26 = 410,163.08 : x - Step 2: Convert to fraction form
749,702.60/1,034,614.26 = 410,163.08/x - Step 3: Cross multiply
749,702.60x = 1,034,614.26 × 410,163.08 - Step 4: Simplify right side
749,702.60x = 424,360,571,493.52 - Step 5: Solve for x
x = 424,360,571,493.52/749,702.60 - Step 6: Final answer
x = 566,038.55
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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.