Finding the Fourth Proportional to 533,317.94, 736,163.98 and 307,053.62
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Solution
The fourth proportional to 533,317.94, 736,163.98 and 307,053.62 is: 423,840.64
Step by Step Solution
- Step 1: Write the proportion equation
533,317.94 : 736,163.98 = 307,053.62 : x - Step 2: Convert to fraction form
533,317.94/736,163.98 = 307,053.62/x - Step 3: Cross multiply
533,317.94x = 736,163.98 × 307,053.62 - Step 4: Simplify right side
533,317.94x = 226,041,814,972.61 - Step 5: Solve for x
x = 226,041,814,972.61/533,317.94 - Step 6: Final answer
x = 423,840.64
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1.5x scale
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.