Finding the Fourth Proportional to 430,057.58, 593,494.70 and 236,479.98
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Solution
The fourth proportional to 430,057.58, 593,494.70 and 236,479.98 is: 326,350.75
Step by Step Solution
- Step 1: Write the proportion equation
430,057.58 : 593,494.70 = 236,479.98 : x - Step 2: Convert to fraction form
430,057.58/593,494.70 = 236,479.98/x - Step 3: Cross multiply
430,057.58x = 593,494.70 × 236,479.98 - Step 4: Simplify right side
430,057.58x = 140,349,613,603.71 - Step 5: Solve for x
x = 140,349,613,603.71/430,057.58 - Step 6: Final answer
x = 326,350.75
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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.