Finding the Fourth Proportional to 923,351.17, 1,387,462.23 and 497,202.07
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Solution
The fourth proportional to 923,351.17, 1,387,462.23 and 497,202.07 is: 747,114.55
Step by Step Solution
- Step 1: Write the proportion equation
923,351.17 : 1,387,462.23 = 497,202.07 : x - Step 2: Convert to fraction form
923,351.17/1,387,462.23 = 497,202.07/x - Step 3: Cross multiply
923,351.17x = 1,387,462.23 × 497,202.07 - Step 4: Simplify right side
923,351.17x = 689,849,092,802.82 - Step 5: Solve for x
x = 689,849,092,802.82/923,351.17 - Step 6: Final answer
x = 747,114.55
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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.