Finding the Fourth Proportional to 837,723.98, 1,156,460.62 and 515,710.10
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Solution
The fourth proportional to 837,723.98, 1,156,460.62 and 515,710.10 is: 711,927.12
Step by Step Solution
- Step 1: Write the proportion equation
837,723.98 : 1,156,460.62 = 515,710.10 : x - Step 2: Convert to fraction form
837,723.98/1,156,460.62 = 515,710.10/x - Step 3: Cross multiply
837,723.98x = 1,156,460.62 × 515,710.10 - Step 4: Simplify right side
837,723.98x = 596,398,421,986.26 - Step 5: Solve for x
x = 596,398,421,986.26/837,723.98 - Step 6: Final answer
x = 711,927.12
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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.