Finding the Fourth Proportional to 1,148,630.70, 1,722,946.14 and 307,160.58
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Solution
The fourth proportional to 1,148,630.70, 1,722,946.14 and 307,160.58 is: 460,740.89
Step by Step Solution
- Step 1: Write the proportion equation
1,148,630.70 : 1,722,946.14 = 307,160.58 : x - Step 2: Convert to fraction form
1,148,630.70/1,722,946.14 = 307,160.58/x - Step 3: Cross multiply
1,148,630.70x = 1,722,946.14 × 307,160.58 - Step 4: Simplify right side
1,148,630.70x = 529,221,135,671.16 - Step 5: Solve for x
x = 529,221,135,671.16/1,148,630.70 - Step 6: Final answer
x = 460,740.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.