Finding the Fourth Proportional to 425,859.51, 637,460.55 and 313,666.41
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Solution
The fourth proportional to 425,859.51, 637,460.55 and 313,666.41 is: 469,520.95
Step by Step Solution
- Step 1: Write the proportion equation
425,859.51 : 637,460.55 = 313,666.41 : x - Step 2: Convert to fraction form
425,859.51/637,460.55 = 313,666.41/x - Step 3: Cross multiply
425,859.51x = 637,460.55 × 313,666.41 - Step 4: Simplify right side
425,859.51x = 199,949,962,235.13 - Step 5: Solve for x
x = 199,949,962,235.13/425,859.51 - Step 6: Final answer
x = 469,520.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.