Finding the Fourth Proportional to 381,515.52, 572,319.36 and 101,038.08
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Solution
The fourth proportional to 381,515.52, 572,319.36 and 101,038.08 is: 151,569.32
Step by Step Solution
- Step 1: Write the proportion equation
381,515.52 : 572,319.36 = 101,038.08 : x - Step 2: Convert to fraction form
381,515.52/572,319.36 = 101,038.08/x - Step 3: Cross multiply
381,515.52x = 572,319.36 × 101,038.08 - Step 4: Simplify right side
381,515.52x = 57,826,049,281.23 - Step 5: Solve for x
x = 57,826,049,281.23/381,515.52 - Step 6: Final answer
x = 151,569.32
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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.