Finding the Fourth Proportional to 532,860.20, 735,672.95 and 346,768.99
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Solution
The fourth proportional to 532,860.20, 735,672.95 and 346,768.99 is: 478,753.26
Step by Step Solution
- Step 1: Write the proportion equation
532,860.20 : 735,672.95 = 346,768.99 : x - Step 2: Convert to fraction form
532,860.20/735,672.95 = 346,768.99/x - Step 3: Cross multiply
532,860.20x = 735,672.95 × 346,768.99 - Step 4: Simplify right side
532,860.20x = 255,108,560,429.61 - Step 5: Solve for x
x = 255,108,560,429.61/532,860.20 - Step 6: Final answer
x = 478,753.26
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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.