Finding the Fourth Proportional to 1,078,248.58, 1,617,096.08 and 319,910.64
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Solution
The fourth proportional to 1,078,248.58, 1,617,096.08 and 319,910.64 is: 479,783.84
Step by Step Solution
- Step 1: Write the proportion equation
1,078,248.58 : 1,617,096.08 = 319,910.64 : x - Step 2: Convert to fraction form
1,078,248.58/1,617,096.08 = 319,910.64/x - Step 3: Cross multiply
1,078,248.58x = 1,617,096.08 × 319,910.64 - Step 4: Simplify right side
1,078,248.58x = 517,326,247,165.96 - Step 5: Solve for x
x = 517,326,247,165.96/1,078,248.58 - Step 6: Final answer
x = 479,783.84
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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.