Finding the Fourth Proportional to 1,029,439.78, 1,544,366.06 and 355,545.80
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Solution
The fourth proportional to 1,029,439.78, 1,544,366.06 and 355,545.80 is: 533,389.98
Step by Step Solution
- Step 1: Write the proportion equation
1,029,439.78 : 1,544,366.06 = 355,545.80 : x - Step 2: Convert to fraction form
1,029,439.78/1,544,366.06 = 355,545.80/x - Step 3: Cross multiply
1,029,439.78x = 1,544,366.06 × 355,545.80 - Step 4: Simplify right side
1,029,439.78x = 549,092,866,295.55 - Step 5: Solve for x
x = 549,092,866,295.55/1,029,439.78 - Step 6: Final answer
x = 533,389.98
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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.