Finding the Fourth Proportional to 924,330.71, 1,387,637.87 and 438,477.44
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Solution
The fourth proportional to 924,330.71, 1,387,637.87 and 438,477.44 is: 658,257.79
Step by Step Solution
- Step 1: Write the proportion equation
924,330.71 : 1,387,637.87 = 438,477.44 : x - Step 2: Convert to fraction form
924,330.71/1,387,637.87 = 438,477.44/x - Step 3: Cross multiply
924,330.71x = 1,387,637.87 × 438,477.44 - Step 4: Simplify right side
924,330.71x = 608,447,891,754.08 - Step 5: Solve for x
x = 608,447,891,754.08/924,330.71 - Step 6: Final answer
x = 658,257.79
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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.