Finding the Fourth Proportional to 811,076.24, 1,118,913.18 and 524,688.68
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Solution
The fourth proportional to 811,076.24, 1,118,913.18 and 524,688.68 is: 723,829.71
Step by Step Solution
- Step 1: Write the proportion equation
811,076.24 : 1,118,913.18 = 524,688.68 : x - Step 2: Convert to fraction form
811,076.24/1,118,913.18 = 524,688.68/x - Step 3: Cross multiply
811,076.24x = 1,118,913.18 × 524,688.68 - Step 4: Simplify right side
811,076.24x = 587,081,079,448.80 - Step 5: Solve for x
x = 587,081,079,448.80/811,076.24 - Step 6: Final answer
x = 723,829.71
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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.