Finding the Fourth Proportional to 430,111.08, 593,586.50 and 258,035.49
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Solution
The fourth proportional to 430,111.08, 593,586.50 and 258,035.49 is: 356,108.90
Step by Step Solution
- Step 1: Write the proportion equation
430,111.08 : 593,586.50 = 258,035.49 : x - Step 2: Convert to fraction form
430,111.08/593,586.50 = 258,035.49/x - Step 3: Cross multiply
430,111.08x = 593,586.50 × 258,035.49 - Step 4: Simplify right side
430,111.08x = 153,166,382,094.71 - Step 5: Solve for x
x = 153,166,382,094.71/430,111.08 - Step 6: Final answer
x = 356,108.90
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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.