Finding the Fourth Proportional to 995,752.20, 1,374,261.48 and 608,487.96
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Solution
The fourth proportional to 995,752.20, 1,374,261.48 and 608,487.96 is: 839,788.82
Step by Step Solution
- Step 1: Write the proportion equation
995,752.20 : 1,374,261.48 = 608,487.96 : x - Step 2: Convert to fraction form
995,752.20/1,374,261.48 = 608,487.96/x - Step 3: Cross multiply
995,752.20x = 1,374,261.48 × 608,487.96 - Step 4: Simplify right side
995,752.20x = 836,221,564,471.78 - Step 5: Solve for x
x = 836,221,564,471.78/995,752.20 - Step 6: Final answer
x = 839,788.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.