Finding the Fourth Proportional to 617,165.64, 926,098.14 and 243,451.08
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Solution
The fourth proportional to 617,165.64, 926,098.14 and 243,451.08 is: 365,314.56
Step by Step Solution
- Step 1: Write the proportion equation
617,165.64 : 926,098.14 = 243,451.08 : x - Step 2: Convert to fraction form
617,165.64/926,098.14 = 243,451.08/x - Step 3: Cross multiply
617,165.64x = 926,098.14 × 243,451.08 - Step 4: Simplify right side
617,165.64x = 225,459,592,368.99 - Step 5: Solve for x
x = 225,459,592,368.99/617,165.64 - Step 6: Final answer
x = 365,314.56
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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.