Finding the Fourth Proportional to 444,560.64, 613,779.84 and 396,731.84
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Solution
The fourth proportional to 444,560.64, 613,779.84 and 396,731.84 is: 547,745.31
Step by Step Solution
- Step 1: Write the proportion equation
444,560.64 : 613,779.84 = 396,731.84 : x - Step 2: Convert to fraction form
444,560.64/613,779.84 = 396,731.84/x - Step 3: Cross multiply
444,560.64x = 613,779.84 × 396,731.84 - Step 4: Simplify right side
444,560.64x = 243,506,005,278.11 - Step 5: Solve for x
x = 243,506,005,278.11/444,560.64 - Step 6: Final answer
x = 547,745.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.