Finding the Fourth Proportional to 364,655.13, 546,985.12 and 115,337.13
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Solution
The fourth proportional to 364,655.13, 546,985.12 and 115,337.13 is: 173,006.46
Step by Step Solution
- Step 1: Write the proportion equation
364,655.13 : 546,985.12 = 115,337.13 : x - Step 2: Convert to fraction form
364,655.13/546,985.12 = 115,337.13/x - Step 3: Cross multiply
364,655.13x = 546,985.12 × 115,337.13 - Step 4: Simplify right side
364,655.13x = 63,087,693,893.51 - Step 5: Solve for x
x = 63,087,693,893.51/364,655.13 - Step 6: Final answer
x = 173,006.46
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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.