Finding the Fourth Proportional to 340,397.58, 469,677.51 and 197,149.08
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Solution
The fourth proportional to 340,397.58, 469,677.51 and 197,149.08 is: 272,024.52
Step by Step Solution
- Step 1: Write the proportion equation
340,397.58 : 469,677.51 = 197,149.08 : x - Step 2: Convert to fraction form
340,397.58/469,677.51 = 197,149.08/x - Step 3: Cross multiply
340,397.58x = 469,677.51 × 197,149.08 - Step 4: Simplify right side
340,397.58x = 92,596,488,993.19 - Step 5: Solve for x
x = 92,596,488,993.19/340,397.58 - Step 6: Final answer
x = 272,024.52
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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.