Finding the Fourth Proportional to 593,609.86, 888,937.74 and 415,281.88
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Solution
The fourth proportional to 593,609.86, 888,937.74 and 415,281.88 is: 621,889.49
Step by Step Solution
- Step 1: Write the proportion equation
593,609.86 : 888,937.74 = 415,281.88 : x - Step 2: Convert to fraction form
593,609.86/888,937.74 = 415,281.88/x - Step 3: Cross multiply
593,609.86x = 888,937.74 × 415,281.88 - Step 4: Simplify right side
593,609.86x = 369,159,735,870.15 - Step 5: Solve for x
x = 369,159,735,870.15/593,609.86 - Step 6: Final answer
x = 621,889.49
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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.