Finding the Fourth Proportional to 461,539.68, 636,924.42 and 260,335.68
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Solution
The fourth proportional to 461,539.68, 636,924.42 and 260,335.68 is: 359,263.05
Step by Step Solution
- Step 1: Write the proportion equation
461,539.68 : 636,924.42 = 260,335.68 : x - Step 2: Convert to fraction form
461,539.68/636,924.42 = 260,335.68/x - Step 3: Cross multiply
461,539.68x = 636,924.42 × 260,335.68 - Step 4: Simplify right side
461,539.68x = 165,814,151,989.31 - Step 5: Solve for x
x = 165,814,151,989.31/461,539.68 - Step 6: Final answer
x = 359,263.05
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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.