Finding the Fourth Proportional to 577,163.87, 865,721.19 and 563,648.21
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Solution
The fourth proportional to 577,163.87, 865,721.19 and 563,648.21 is: 845,448.28
Step by Step Solution
- Step 1: Write the proportion equation
577,163.87 : 865,721.19 = 563,648.21 : x - Step 2: Convert to fraction form
577,163.87/865,721.19 = 563,648.21/x - Step 3: Cross multiply
577,163.87x = 865,721.19 × 563,648.21 - Step 4: Simplify right side
577,163.87x = 487,962,199,102.57 - Step 5: Solve for x
x = 487,962,199,102.57/577,163.87 - Step 6: Final answer
x = 845,448.28
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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.