Finding the Fourth Proportional to 533,178.08, 735,787.21 and 291,463.54
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Solution
The fourth proportional to 533,178.08, 735,787.21 and 291,463.54 is: 402,220.48
Step by Step Solution
- Step 1: Write the proportion equation
533,178.08 : 735,787.21 = 291,463.54 : x - Step 2: Convert to fraction form
533,178.08/735,787.21 = 291,463.54/x - Step 3: Cross multiply
533,178.08x = 735,787.21 × 291,463.54 - Step 4: Simplify right side
533,178.08x = 214,455,144,913.32 - Step 5: Solve for x
x = 214,455,144,913.32/533,178.08 - Step 6: Final answer
x = 402,220.48
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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.