Finding the Fourth Proportional to 450,917.73, 676,303.70 and 135,319.05
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Solution
The fourth proportional to 450,917.73, 676,303.70 and 135,319.05 is: 202,956.70
Step by Step Solution
- Step 1: Write the proportion equation
450,917.73 : 676,303.70 = 135,319.05 : x - Step 2: Convert to fraction form
450,917.73/676,303.70 = 135,319.05/x - Step 3: Cross multiply
450,917.73x = 676,303.70 × 135,319.05 - Step 4: Simplify right side
450,917.73x = 91,516,773,518.89 - Step 5: Solve for x
x = 91,516,773,518.89/450,917.73 - Step 6: Final answer
x = 202,956.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.