Finding the Fourth Proportional to 473,886.05, 710,865.79 and 158,344.07
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Solution
The fourth proportional to 473,886.05, 710,865.79 and 158,344.07 is: 237,528.37
Step by Step Solution
- Step 1: Write the proportion equation
473,886.05 : 710,865.79 = 158,344.07 : x - Step 2: Convert to fraction form
473,886.05/710,865.79 = 158,344.07/x - Step 3: Cross multiply
473,886.05x = 710,865.79 × 158,344.07 - Step 4: Simplify right side
473,886.05x = 112,561,378,462.18 - Step 5: Solve for x
x = 112,561,378,462.18/473,886.05 - Step 6: Final answer
x = 237,528.37
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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.