Finding the Fourth Proportional to 370,774.92, 556,327.80 and 170,988.06
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Solution
The fourth proportional to 370,774.92, 556,327.80 and 170,988.06 is: 256,558.38
Step by Step Solution
- Step 1: Write the proportion equation
370,774.92 : 556,327.80 = 170,988.06 : x - Step 2: Convert to fraction form
370,774.92/556,327.80 = 170,988.06/x - Step 3: Cross multiply
370,774.92x = 556,327.80 × 170,988.06 - Step 4: Simplify right side
370,774.92x = 95,125,411,246.07 - Step 5: Solve for x
x = 95,125,411,246.07/370,774.92 - Step 6: Final answer
x = 256,558.38
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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.