Finding the Fourth Proportional to 479,801.63, 719,703.35 and 124,815.08
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Solution
The fourth proportional to 479,801.63, 719,703.35 and 124,815.08 is: 187,222.86
Step by Step Solution
- Step 1: Write the proportion equation
479,801.63 : 719,703.35 = 124,815.08 : x - Step 2: Convert to fraction form
479,801.63/719,703.35 = 124,815.08/x - Step 3: Cross multiply
479,801.63x = 719,703.35 × 124,815.08 - Step 4: Simplify right side
479,801.63x = 89,829,831,206.52 - Step 5: Solve for x
x = 89,829,831,206.52/479,801.63 - Step 6: Final answer
x = 187,222.86
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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.