Finding the Fourth Proportional to 747,737.83, 1,031,872.93 and 408,206.08
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Solution
The fourth proportional to 747,737.83, 1,031,872.93 and 408,206.08 is: 563,321.51
Step by Step Solution
- Step 1: Write the proportion equation
747,737.83 : 1,031,872.93 = 408,206.08 : x - Step 2: Convert to fraction form
747,737.83/1,031,872.93 = 408,206.08/x - Step 3: Cross multiply
747,737.83x = 1,031,872.93 × 408,206.08 - Step 4: Simplify right side
747,737.83x = 421,216,803,813.41 - Step 5: Solve for x
x = 421,216,803,813.41/747,737.83 - Step 6: Final answer
x = 563,321.51
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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.