Finding the Fourth Proportional to 340,622.08, 470,058.24 and 197,465.20
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Solution
The fourth proportional to 340,622.08, 470,058.24 and 197,465.20 is: 272,501.84
Step by Step Solution
- Step 1: Write the proportion equation
340,622.08 : 470,058.24 = 197,465.20 : x - Step 2: Convert to fraction form
340,622.08/470,058.24 = 197,465.20/x - Step 3: Cross multiply
340,622.08x = 470,058.24 × 197,465.20 - Step 4: Simplify right side
340,622.08x = 92,820,144,373.25 - Step 5: Solve for x
x = 92,820,144,373.25/340,622.08 - Step 6: Final answer
x = 272,501.84
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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.