Finding the Fourth Proportional to 462,897.79, 694,341.74 and 351,263.59
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Solution
The fourth proportional to 462,897.79, 694,341.74 and 351,263.59 is: 526,891.63
Step by Step Solution
- Step 1: Write the proportion equation
462,897.79 : 694,341.74 = 351,263.59 : x - Step 2: Convert to fraction form
462,897.79/694,341.74 = 351,263.59/x - Step 3: Cross multiply
462,897.79x = 694,341.74 × 351,263.59 - Step 4: Simplify right side
462,897.79x = 243,896,970,522.93 - Step 5: Solve for x
x = 243,896,970,522.93/462,897.79 - Step 6: Final answer
x = 526,891.63
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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.