Finding the Fourth Proportional to 347,098.08, 520,459.96 and 187,259.68
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Solution
The fourth proportional to 347,098.08, 520,459.96 and 187,259.68 is: 280,788.55
Step by Step Solution
- Step 1: Write the proportion equation
347,098.08 : 520,459.96 = 187,259.68 : x - Step 2: Convert to fraction form
347,098.08/520,459.96 = 187,259.68/x - Step 3: Cross multiply
347,098.08x = 520,459.96 × 187,259.68 - Step 4: Simplify right side
347,098.08x = 97,461,165,562.41 - Step 5: Solve for x
x = 97,461,165,562.41/347,098.08 - Step 6: Final answer
x = 280,788.55
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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.