Finding the Fourth Proportional to 474,887.02, 655,345.15 and 257,097.99
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Solution
The fourth proportional to 474,887.02, 655,345.15 and 257,097.99 is: 354,795.80
Step by Step Solution
- Step 1: Write the proportion equation
474,887.02 : 655,345.15 = 257,097.99 : x - Step 2: Convert to fraction form
474,887.02/655,345.15 = 257,097.99/x - Step 3: Cross multiply
474,887.02x = 655,345.15 × 257,097.99 - Step 4: Simplify right side
474,887.02x = 168,487,921,037.80 - Step 5: Solve for x
x = 168,487,921,037.80/474,887.02 - Step 6: Final answer
x = 354,795.80
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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.