Finding the Fourth Proportional to 461,538.68, 636,923.04 and 260,334.68
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Solution
The fourth proportional to 461,538.68, 636,923.04 and 260,334.68 is: 359,261.67
Step by Step Solution
- Step 1: Write the proportion equation
461,538.68 : 636,923.04 = 260,334.68 : x - Step 2: Convert to fraction form
461,538.68/636,923.04 = 260,334.68/x - Step 3: Cross multiply
461,538.68x = 636,923.04 × 260,334.68 - Step 4: Simplify right side
461,538.68x = 165,813,155,803.03 - Step 5: Solve for x
x = 165,813,155,803.03/461,538.68 - Step 6: Final answer
x = 359,261.67
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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.