Finding the Fourth Proportional to 1,164,711.70, 1,748,051.70 and 455,248.90
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Solution
The fourth proportional to 1,164,711.70, 1,748,051.70 and 455,248.90 is: 683,258.02
Step by Step Solution
- Step 1: Write the proportion equation
1,164,711.70 : 1,748,051.70 = 455,248.90 : x - Step 2: Convert to fraction form
1,164,711.70/1,748,051.70 = 455,248.90/x - Step 3: Cross multiply
1,164,711.70x = 1,748,051.70 × 455,248.90 - Step 4: Simplify right side
1,164,711.70x = 795,798,613,568.13 - Step 5: Solve for x
x = 795,798,613,568.13/1,164,711.70 - Step 6: Final answer
x = 683,258.02
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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.