Finding the Fourth Proportional to 514,050.68, 709,305.58 and 322,928.76
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Solution
The fourth proportional to 514,050.68, 709,305.58 and 322,928.76 is: 445,588.69
Step by Step Solution
- Step 1: Write the proportion equation
514,050.68 : 709,305.58 = 322,928.76 : x - Step 2: Convert to fraction form
514,050.68/709,305.58 = 322,928.76/x - Step 3: Cross multiply
514,050.68x = 709,305.58 × 322,928.76 - Step 4: Simplify right side
514,050.68x = 229,055,171,410.48 - Step 5: Solve for x
x = 229,055,171,410.48/514,050.68 - Step 6: Final answer
x = 445,588.69
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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.