Finding the Fourth Proportional to 570,779.87, 787,682.00 and 344,381.63
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Solution
The fourth proportional to 570,779.87, 787,682.00 and 344,381.63 is: 475,250.14
Step by Step Solution
- Step 1: Write the proportion equation
570,779.87 : 787,682.00 = 344,381.63 : x - Step 2: Convert to fraction form
570,779.87/787,682.00 = 344,381.63/x - Step 3: Cross multiply
570,779.87x = 787,682.00 × 344,381.63 - Step 4: Simplify right side
570,779.87x = 271,263,208,004.20 - Step 5: Solve for x
x = 271,263,208,004.20/570,779.87 - Step 6: Final answer
x = 475,250.14
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.