Finding the Fourth Proportional to 1,029,089.98, 1,543,612.65 and 355,148.62
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Solution
The fourth proportional to 1,029,089.98, 1,543,612.65 and 355,148.62 is: 532,715.23
Step by Step Solution
- Step 1: Write the proportion equation
1,029,089.98 : 1,543,612.65 = 355,148.62 : x - Step 2: Convert to fraction form
1,029,089.98/1,543,612.65 = 355,148.62/x - Step 3: Cross multiply
1,029,089.98x = 1,543,612.65 × 355,148.62 - Step 4: Simplify right side
1,029,089.98x = 548,211,900,686.30 - Step 5: Solve for x
x = 548,211,900,686.30/1,029,089.98 - Step 6: Final answer
x = 532,715.23
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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.