Finding the Fourth Proportional to 514,124.94, 771,220.08 and 159,109.14
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Solution
The fourth proportional to 514,124.94, 771,220.08 and 159,109.14 is: 238,673.82
Step by Step Solution
- Step 1: Write the proportion equation
514,124.94 : 771,220.08 = 159,109.14 : x - Step 2: Convert to fraction form
514,124.94/771,220.08 = 159,109.14/x - Step 3: Cross multiply
514,124.94x = 771,220.08 × 159,109.14 - Step 4: Simplify right side
514,124.94x = 122,708,163,679.53 - Step 5: Solve for x
x = 122,708,163,679.53/514,124.94 - Step 6: Final answer
x = 238,673.82
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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.