Finding the Fourth Proportional to 533,438.01, 736,211.70 and 349,830.99
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Solution
The fourth proportional to 533,438.01, 736,211.70 and 349,830.99 is: 482,810.86
Step by Step Solution
- Step 1: Write the proportion equation
533,438.01 : 736,211.70 = 349,830.99 : x - Step 2: Convert to fraction form
533,438.01/736,211.70 = 349,830.99/x - Step 3: Cross multiply
533,438.01x = 736,211.70 × 349,830.99 - Step 4: Simplify right side
533,438.01x = 257,549,665,099.79 - Step 5: Solve for x
x = 257,549,665,099.79/533,438.01 - Step 6: Final answer
x = 482,810.86
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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.