Finding the Fourth Proportional to 473,029.20, 709,589.16 and 157,508.28
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Solution
The fourth proportional to 473,029.20, 709,589.16 and 157,508.28 is: 236,277.52
Step by Step Solution
- Step 1: Write the proportion equation
473,029.20 : 709,589.16 = 157,508.28 : x - Step 2: Convert to fraction form
473,029.20/709,589.16 = 157,508.28/x - Step 3: Cross multiply
473,029.20x = 709,589.16 × 157,508.28 - Step 4: Simplify right side
473,029.20x = 111,766,168,098.25 - Step 5: Solve for x
x = 111,766,168,098.25/473,029.20 - Step 6: Final answer
x = 236,277.52
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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.