Finding the Fourth Proportional to 725,070.68, 1,000,625.93 and 496,108.18
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Solution
The fourth proportional to 725,070.68, 1,000,625.93 and 496,108.18 is: 684,648.72
Step by Step Solution
- Step 1: Write the proportion equation
725,070.68 : 1,000,625.93 = 496,108.18 : x - Step 2: Convert to fraction form
725,070.68/1,000,625.93 = 496,108.18/x - Step 3: Cross multiply
725,070.68x = 1,000,625.93 × 496,108.18 - Step 4: Simplify right side
725,070.68x = 496,418,709,623.76 - Step 5: Solve for x
x = 496,418,709,623.76/725,070.68 - Step 6: Final answer
x = 684,648.72
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.