Finding the Fourth Proportional to 762,904.48, 1,052,564.88 and 440,572
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Solution
The fourth proportional to 762,904.48, 1,052,564.88 and 440,572 is: 607,848.85
Step by Step Solution
- Step 1: Write the proportion equation
762,904.48 : 1,052,564.88 = 440,572 : x - Step 2: Convert to fraction form
762,904.48/1,052,564.88 = 440,572/x - Step 3: Cross multiply
762,904.48x = 1,052,564.88 × 440,572 - Step 4: Simplify right side
762,904.48x = 463,730,614,311.36 - Step 5: Solve for x
x = 463,730,614,311.36/762,904.48 - Step 6: Final answer
x = 607,848.85
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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.