Finding the Fourth Proportional to 1,176,772.68, 1,765,155.78 and 323,781.12
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Solution
The fourth proportional to 1,176,772.68, 1,765,155.78 and 323,781.12 is: 485,670.79
Step by Step Solution
- Step 1: Write the proportion equation
1,176,772.68 : 1,765,155.78 = 323,781.12 : x - Step 2: Convert to fraction form
1,176,772.68/1,765,155.78 = 323,781.12/x - Step 3: Cross multiply
1,176,772.68x = 1,765,155.78 × 323,781.12 - Step 4: Simplify right side
1,176,772.68x = 571,524,115,422.87 - Step 5: Solve for x
x = 571,524,115,422.87/1,176,772.68 - Step 6: Final answer
x = 485,670.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.