Finding the Fourth Proportional to 1,155,330.62, 1,732,328.88 and 356,397.65
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Solution
The fourth proportional to 1,155,330.62, 1,732,328.88 and 356,397.65 is: 534,390.70
Step by Step Solution
- Step 1: Write the proportion equation
1,155,330.62 : 1,732,328.88 = 356,397.65 : x - Step 2: Convert to fraction form
1,155,330.62/1,732,328.88 = 356,397.65/x - Step 3: Cross multiply
1,155,330.62x = 1,732,328.88 × 356,397.65 - Step 4: Simplify right side
1,155,330.62x = 617,397,941,859.13 - Step 5: Solve for x
x = 617,397,941,859.13/1,155,330.62 - Step 6: Final answer
x = 534,390.70
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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.