Finding the Fourth Proportional to 473,633.58, 709,837.98 and 354,369.18
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Solution
The fourth proportional to 473,633.58, 709,837.98 and 354,369.18 is: 531,095.58
Step by Step Solution
- Step 1: Write the proportion equation
473,633.58 : 709,837.98 = 354,369.18 : x - Step 2: Convert to fraction form
473,633.58/709,837.98 = 354,369.18/x - Step 3: Cross multiply
473,633.58x = 709,837.98 × 354,369.18 - Step 4: Simplify right side
473,633.58x = 251,544,702,905.46 - Step 5: Solve for x
x = 251,544,702,905.46/473,633.58 - Step 6: Final answer
x = 531,095.58
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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.