Finding the Fourth Proportional to 376,953.21, 564,617.86 and 176,973.93
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Solution
The fourth proportional to 376,953.21, 564,617.86 and 176,973.93 is: 265,079.69
Step by Step Solution
- Step 1: Write the proportion equation
376,953.21 : 564,617.86 = 176,973.93 : x - Step 2: Convert to fraction form
376,953.21/564,617.86 = 176,973.93/x - Step 3: Cross multiply
376,953.21x = 564,617.86 × 176,973.93 - Step 4: Simplify right side
376,953.21x = 99,922,641,189.96 - Step 5: Solve for x
x = 99,922,641,189.96/376,953.21 - Step 6: Final answer
x = 265,079.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.