Finding the Fourth Proportional to 473,347.08, 709,914.51 and 136,312.56
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Solution
The fourth proportional to 473,347.08, 709,914.51 and 136,312.56 is: 204,438.28
Step by Step Solution
- Step 1: Write the proportion equation
473,347.08 : 709,914.51 = 136,312.56 : x - Step 2: Convert to fraction form
473,347.08/709,914.51 = 136,312.56/x - Step 3: Cross multiply
473,347.08x = 709,914.51 × 136,312.56 - Step 4: Simplify right side
473,347.08x = 96,770,264,239.25 - Step 5: Solve for x
x = 96,770,264,239.25/473,347.08 - Step 6: Final answer
x = 204,438.28
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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.