Finding the Fourth Proportional to 748,245.93, 1,032,631.47 and 425,955.96
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Solution
The fourth proportional to 748,245.93, 1,032,631.47 and 425,955.96 is: 587,848.88
Step by Step Solution
- Step 1: Write the proportion equation
748,245.93 : 1,032,631.47 = 425,955.96 : x - Step 2: Convert to fraction form
748,245.93/1,032,631.47 = 425,955.96/x - Step 3: Cross multiply
748,245.93x = 1,032,631.47 × 425,955.96 - Step 4: Simplify right side
748,245.93x = 439,855,529,130.06 - Step 5: Solve for x
x = 439,855,529,130.06/748,245.93 - Step 6: Final answer
x = 587,848.88
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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.