Finding the Fourth Proportional to 808,110.90, 1,212,166.35 and 524,675.70
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Solution
The fourth proportional to 808,110.90, 1,212,166.35 and 524,675.70 is: 787,013.55
Step by Step Solution
- Step 1: Write the proportion equation
808,110.90 : 1,212,166.35 = 524,675.70 : x - Step 2: Convert to fraction form
808,110.90/1,212,166.35 = 524,675.70/x - Step 3: Cross multiply
808,110.90x = 1,212,166.35 × 524,675.70 - Step 4: Simplify right side
808,110.90x = 635,994,228,202.70 - Step 5: Solve for x
x = 635,994,228,202.70/808,110.90 - Step 6: Final answer
x = 787,013.55
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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.