Finding the Fourth Proportional to 646,756.98, 892,552.23 and 360,277.26
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Solution
The fourth proportional to 646,756.98, 892,552.23 and 360,277.26 is: 497,197.99
Step by Step Solution
- Step 1: Write the proportion equation
646,756.98 : 892,552.23 = 360,277.26 : x - Step 2: Convert to fraction form
646,756.98/892,552.23 = 360,277.26/x - Step 3: Cross multiply
646,756.98x = 892,552.23 × 360,277.26 - Step 4: Simplify right side
646,756.98x = 321,566,271,831.29 - Step 5: Solve for x
x = 321,566,271,831.29/646,756.98 - Step 6: Final answer
x = 497,197.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.