Finding the Fourth Proportional to 507,275.58, 698,446.96 and 430,635.81
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Solution
The fourth proportional to 507,275.58, 698,446.96 and 430,635.81 is: 592,924.80
Step by Step Solution
- Step 1: Write the proportion equation
507,275.58 : 698,446.96 = 430,635.81 : x - Step 2: Convert to fraction form
507,275.58/698,446.96 = 430,635.81/x - Step 3: Cross multiply
507,275.58x = 698,446.96 × 430,635.81 - Step 4: Simplify right side
507,275.58x = 300,776,272,361.64 - Step 5: Solve for x
x = 300,776,272,361.64/507,275.58 - Step 6: Final answer
x = 592,924.80
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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.