Finding the Fourth Proportional to 457,764.14, 684,583.50 and 349,726.44
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Solution
The fourth proportional to 457,764.14, 684,583.50 and 349,726.44 is: 523,013.77
Step by Step Solution
- Step 1: Write the proportion equation
457,764.14 : 684,583.50 = 349,726.44 : x - Step 2: Convert to fraction form
457,764.14/684,583.50 = 349,726.44/x - Step 3: Cross multiply
457,764.14x = 684,583.50 × 349,726.44 - Step 4: Simplify right side
457,764.14x = 239,416,950,337.74 - Step 5: Solve for x
x = 239,416,950,337.74/457,764.14 - Step 6: Final answer
x = 523,013.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.