Finding the Fourth Proportional to 319,681.84, 441,225.48 and 183,810.84
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Solution
The fourth proportional to 319,681.84, 441,225.48 and 183,810.84 is: 253,696.07
Step by Step Solution
- Step 1: Write the proportion equation
319,681.84 : 441,225.48 = 183,810.84 : x - Step 2: Convert to fraction form
319,681.84/441,225.48 = 183,810.84/x - Step 3: Cross multiply
319,681.84x = 441,225.48 × 183,810.84 - Step 4: Simplify right side
319,681.84x = 81,102,026,108.20 - Step 5: Solve for x
x = 81,102,026,108.20/319,681.84 - Step 6: Final answer
x = 253,696.07
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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.