Finding the Fourth Proportional to 425,032.99, 637,548.84 and 291,508.43
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Solution
The fourth proportional to 425,032.99, 637,548.84 and 291,508.43 is: 437,262.20
Step by Step Solution
- Step 1: Write the proportion equation
425,032.99 : 637,548.84 = 291,508.43 : x - Step 2: Convert to fraction form
425,032.99/637,548.84 = 291,508.43/x - Step 3: Cross multiply
425,032.99x = 637,548.84 × 291,508.43 - Step 4: Simplify right side
425,032.99x = 185,850,858,208.98 - Step 5: Solve for x
x = 185,850,858,208.98/425,032.99 - Step 6: Final answer
x = 437,262.20
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1.5x scale
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.