Finding the Fourth Proportional to 988,541.21, 1,482,927.02 and 357,752.09
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Solution
The fourth proportional to 988,541.21, 1,482,927.02 and 357,752.09 is: 536,669.83
Step by Step Solution
- Step 1: Write the proportion equation
988,541.21 : 1,482,927.02 = 357,752.09 : x - Step 2: Convert to fraction form
988,541.21/1,482,927.02 = 357,752.09/x - Step 3: Cross multiply
988,541.21x = 1,482,927.02 × 357,752.09 - Step 4: Simplify right side
988,541.21x = 530,520,240,722.47 - Step 5: Solve for x
x = 530,520,240,722.47/988,541.21 - Step 6: Final answer
x = 536,669.83
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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.