Finding the Fourth Proportional to 518,037.12, 776,511.36 and 237,323.52
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Solution
The fourth proportional to 518,037.12, 776,511.36 and 237,323.52 is: 355,735.92
Step by Step Solution
- Step 1: Write the proportion equation
518,037.12 : 776,511.36 = 237,323.52 : x - Step 2: Convert to fraction form
518,037.12/776,511.36 = 237,323.52/x - Step 3: Cross multiply
518,037.12x = 776,511.36 × 237,323.52 - Step 4: Simplify right side
518,037.12x = 184,284,409,275.19 - Step 5: Solve for x
x = 184,284,409,275.19/518,037.12 - Step 6: Final answer
x = 355,735.92
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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.