Finding the Fourth Proportional to 340,620.08, 470,055.84 and 197,463.11
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Solution
The fourth proportional to 340,620.08, 470,055.84 and 197,463.11 is: 272,499.17
Step by Step Solution
- Step 1: Write the proportion equation
340,620.08 : 470,055.84 = 197,463.11 : x - Step 2: Convert to fraction form
340,620.08/470,055.84 = 197,463.11/x - Step 3: Cross multiply
340,620.08x = 470,055.84 × 197,463.11 - Step 4: Simplify right side
340,620.08x = 92,818,688,040.06 - Step 5: Solve for x
x = 92,818,688,040.06/340,620.08 - Step 6: Final answer
x = 272,499.17
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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.