Finding the Fourth Proportional to 742,050.36, 1,024,034.94 and 402,521.04
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Solution
The fourth proportional to 742,050.36, 1,024,034.94 and 402,521.04 is: 555,481.99
Step by Step Solution
- Step 1: Write the proportion equation
742,050.36 : 1,024,034.94 = 402,521.04 : x - Step 2: Convert to fraction form
742,050.36/1,024,034.94 = 402,521.04/x - Step 3: Cross multiply
742,050.36x = 1,024,034.94 × 402,521.04 - Step 4: Simplify right side
742,050.36x = 412,195,609,045.14 - Step 5: Solve for x
x = 412,195,609,045.14/742,050.36 - Step 6: Final answer
x = 555,481.99
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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.