Finding the Fourth Proportional to 346,246.60, 519,056.43 and 135,828.04
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Solution
The fourth proportional to 346,246.60, 519,056.43 and 135,828.04 is: 203,619.09
Step by Step Solution
- Step 1: Write the proportion equation
346,246.60 : 519,056.43 = 135,828.04 : x - Step 2: Convert to fraction form
346,246.60/519,056.43 = 135,828.04/x - Step 3: Cross multiply
346,246.60x = 519,056.43 × 135,828.04 - Step 4: Simplify right side
346,246.60x = 70,502,417,536.30 - Step 5: Solve for x
x = 70,502,417,536.30/346,246.60 - Step 6: Final answer
x = 203,619.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.