Finding the Fourth Proportional to 430,215.21, 593,697.49 and 239,224.50
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Solution
The fourth proportional to 430,215.21, 593,697.49 and 239,224.50 is: 330,130.09
Step by Step Solution
- Step 1: Write the proportion equation
430,215.21 : 593,697.49 = 239,224.50 : x - Step 2: Convert to fraction form
430,215.21/593,697.49 = 239,224.50/x - Step 3: Cross multiply
430,215.21x = 593,697.49 × 239,224.50 - Step 4: Simplify right side
430,215.21x = 142,026,985,196.51 - Step 5: Solve for x
x = 142,026,985,196.51/430,215.21 - Step 6: Final answer
x = 330,130.09
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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.