Finding the Fourth Proportional to 645,765.58, 968,312.75 and 190,297.08
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Solution
The fourth proportional to 645,765.58, 968,312.75 and 190,297.08 is: 285,346.72
Step by Step Solution
- Step 1: Write the proportion equation
645,765.58 : 968,312.75 = 190,297.08 : x - Step 2: Convert to fraction form
645,765.58/968,312.75 = 190,297.08/x - Step 3: Cross multiply
645,765.58x = 968,312.75 × 190,297.08 - Step 4: Simplify right side
645,765.58x = 184,267,087,900.29 - Step 5: Solve for x
x = 184,267,087,900.29/645,765.58 - Step 6: Final answer
x = 285,346.72
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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.