Finding the Fourth Proportional to 637,440.62, 955,810.95 and 437,811.26
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Solution
The fourth proportional to 637,440.62, 955,810.95 and 437,811.26 is: 656,476.51
Step by Step Solution
- Step 1: Write the proportion equation
637,440.62 : 955,810.95 = 437,811.26 : x - Step 2: Convert to fraction form
637,440.62/955,810.95 = 437,811.26/x - Step 3: Cross multiply
637,440.62x = 955,810.95 × 437,811.26 - Step 4: Simplify right side
637,440.62x = 418,464,796,341.30 - Step 5: Solve for x
x = 418,464,796,341.30/637,440.62 - Step 6: Final answer
x = 656,476.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.