Finding the Fourth Proportional to 549,964.80, 823,780.80 and 456,652.80
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Solution
The fourth proportional to 549,964.80, 823,780.80 and 456,652.80 is: 684,010.70
Step by Step Solution
- Step 1: Write the proportion equation
549,964.80 : 823,780.80 = 456,652.80 : x - Step 2: Convert to fraction form
549,964.80/823,780.80 = 456,652.80/x - Step 3: Cross multiply
549,964.80x = 823,780.80 × 456,652.80 - Step 4: Simplify right side
549,964.80x = 376,181,808,906.24 - Step 5: Solve for x
x = 376,181,808,906.24/549,964.80 - Step 6: Final answer
x = 684,010.70
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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.