Finding the Fourth Proportional to 850,177.36, 1,173,230.58 and 468,239.68
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Solution
The fourth proportional to 850,177.36, 1,173,230.58 and 468,239.68 is: 646,162.95
Step by Step Solution
- Step 1: Write the proportion equation
850,177.36 : 1,173,230.58 = 468,239.68 : x - Step 2: Convert to fraction form
850,177.36/1,173,230.58 = 468,239.68/x - Step 3: Cross multiply
850,177.36x = 1,173,230.58 × 468,239.68 - Step 4: Simplify right side
850,177.36x = 549,353,111,345.41 - Step 5: Solve for x
x = 549,353,111,345.41/850,177.36 - Step 6: Final answer
x = 646,162.95
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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.