Finding the Fourth Proportional to 904,356.48, 1,247,966.08 and 536,849.36
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Solution
The fourth proportional to 904,356.48, 1,247,966.08 and 536,849.36 is: 740,824.89
Step by Step Solution
- Step 1: Write the proportion equation
904,356.48 : 1,247,966.08 = 536,849.36 : x - Step 2: Convert to fraction form
904,356.48/1,247,966.08 = 536,849.36/x - Step 3: Cross multiply
904,356.48x = 1,247,966.08 × 536,849.36 - Step 4: Simplify right side
904,356.48x = 669,969,791,349.71 - Step 5: Solve for x
x = 669,969,791,349.71/904,356.48 - Step 6: Final answer
x = 740,824.89
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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.