Finding the Fourth Proportional to 995,909.70, 1,374,355.35 and 566,189.84
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Solution
The fourth proportional to 995,909.70, 1,374,355.35 and 566,189.84 is: 781,341.95
Step by Step Solution
- Step 1: Write the proportion equation
995,909.70 : 1,374,355.35 = 566,189.84 : x - Step 2: Convert to fraction form
995,909.70/1,374,355.35 = 566,189.84/x - Step 3: Cross multiply
995,909.70x = 1,374,355.35 × 566,189.84 - Step 4: Simplify right side
995,909.70x = 778,146,028,847.87 - Step 5: Solve for x
x = 778,146,028,847.87/995,909.70 - Step 6: Final answer
x = 781,341.95
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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.