Finding the Fourth Proportional to 531,779.68, 734,126.79 and 410,649.04
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Solution
The fourth proportional to 531,779.68, 734,126.79 and 410,649.04 is: 566,904.82
Step by Step Solution
- Step 1: Write the proportion equation
531,779.68 : 734,126.79 = 410,649.04 : x - Step 2: Convert to fraction form
531,779.68/734,126.79 = 410,649.04/x - Step 3: Cross multiply
531,779.68x = 734,126.79 × 410,649.04 - Step 4: Simplify right side
531,779.68x = 301,468,461,551.78 - Step 5: Solve for x
x = 301,468,461,551.78/531,779.68 - Step 6: Final answer
x = 566,904.82
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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.