Finding the Fourth Proportional to 771,225.08, 1,064,301.48 and 444,357.44
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Solution
The fourth proportional to 771,225.08, 1,064,301.48 and 444,357.44 is: 613,219.53
Step by Step Solution
- Step 1: Write the proportion equation
771,225.08 : 1,064,301.48 = 444,357.44 : x - Step 2: Convert to fraction form
771,225.08/1,064,301.48 = 444,357.44/x - Step 3: Cross multiply
771,225.08x = 1,064,301.48 × 444,357.44 - Step 4: Simplify right side
771,225.08x = 472,930,281,041.01 - Step 5: Solve for x
x = 472,930,281,041.01/771,225.08 - Step 6: Final answer
x = 613,219.53
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1.5x scale
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.