Finding the Fourth Proportional to 891,473.84, 1,230,229.87 and 483,575.87
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Solution
The fourth proportional to 891,473.84, 1,230,229.87 and 483,575.87 is: 667,332.50
Step by Step Solution
- Step 1: Write the proportion equation
891,473.84 : 1,230,229.87 = 483,575.87 : x - Step 2: Convert to fraction form
891,473.84/1,230,229.87 = 483,575.87/x - Step 3: Cross multiply
891,473.84x = 1,230,229.87 × 483,575.87 - Step 4: Simplify right side
891,473.84x = 594,909,472,325.15 - Step 5: Solve for x
x = 594,909,472,325.15/891,473.84 - Step 6: Final answer
x = 667,332.50
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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.