Finding the Fourth Proportional to 805,101.60, 1,207,652.40 and 506,503.20
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Solution
The fourth proportional to 805,101.60, 1,207,652.40 and 506,503.20 is: 759,754.80
Step by Step Solution
- Step 1: Write the proportion equation
805,101.60 : 1,207,652.40 = 506,503.20 : x - Step 2: Convert to fraction form
805,101.60/1,207,652.40 = 506,503.20/x - Step 3: Cross multiply
805,101.60x = 1,207,652.40 × 506,503.20 - Step 4: Simplify right side
805,101.60x = 611,679,805,087.68 - Step 5: Solve for x
x = 611,679,805,087.68/805,101.60 - Step 6: Final answer
x = 759,754.80
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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.