Finding the Fourth Proportional to 998,483.40, 1,497,854.70 and 493,302.60
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Solution
The fourth proportional to 998,483.40, 1,497,854.70 and 493,302.60 is: 740,017.93
Step by Step Solution
- Step 1: Write the proportion equation
998,483.40 : 1,497,854.70 = 493,302.60 : x - Step 2: Convert to fraction form
998,483.40/1,497,854.70 = 493,302.60/x - Step 3: Cross multiply
998,483.40x = 1,497,854.70 × 493,302.60 - Step 4: Simplify right side
998,483.40x = 738,895,617,932.22 - Step 5: Solve for x
x = 738,895,617,932.22/998,483.40 - Step 6: Final answer
x = 740,017.93
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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.