Finding the Fourth Proportional to 474,572.77, 655,216.08 and 423,497.67
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Solution
The fourth proportional to 474,572.77, 655,216.08 and 423,497.67 is: 584,699.54
Step by Step Solution
- Step 1: Write the proportion equation
474,572.77 : 655,216.08 = 423,497.67 : x - Step 2: Convert to fraction form
474,572.77/655,216.08 = 423,497.67/x - Step 3: Cross multiply
474,572.77x = 655,216.08 × 423,497.67 - Step 4: Simplify right side
474,572.77x = 277,482,479,181.36 - Step 5: Solve for x
x = 277,482,479,181.36/474,572.77 - Step 6: Final answer
x = 584,699.54
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1.5x scale
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.