Finding the Fourth Proportional to 903,699.08, 1,355,558.36 and 272,618.36
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Solution
The fourth proportional to 903,699.08, 1,355,558.36 and 272,618.36 is: 408,930.48
Step by Step Solution
- Step 1: Write the proportion equation
903,699.08 : 1,355,558.36 = 272,618.36 : x - Step 2: Convert to fraction form
903,699.08/1,355,558.36 = 272,618.36/x - Step 3: Cross multiply
903,699.08x = 1,355,558.36 × 272,618.36 - Step 4: Simplify right side
903,699.08x = 369,550,096,987.49 - Step 5: Solve for x
x = 369,550,096,987.49/903,699.08 - Step 6: Final answer
x = 408,930.48
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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.