Finding the Fourth Proportional to 975,709.24, 1,461,432.36 and 405,361.09
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Solution
The fourth proportional to 975,709.24, 1,461,432.36 and 405,361.09 is: 607,156.10
Step by Step Solution
- Step 1: Write the proportion equation
975,709.24 : 1,461,432.36 = 405,361.09 : x - Step 2: Convert to fraction form
975,709.24/1,461,432.36 = 405,361.09/x - Step 3: Cross multiply
975,709.24x = 1,461,432.36 × 405,361.09 - Step 4: Simplify right side
975,709.24x = 592,407,814,410.87 - Step 5: Solve for x
x = 592,407,814,410.87/975,709.24 - Step 6: Final answer
x = 607,156.10
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.