Finding the Fourth Proportional to 832,585.58, 1,148,971.50 and 450,612.26
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Solution
The fourth proportional to 832,585.58, 1,148,971.50 and 450,612.26 is: 621,846.76
Step by Step Solution
- Step 1: Write the proportion equation
832,585.58 : 1,148,971.50 = 450,612.26 : x - Step 2: Convert to fraction form
832,585.58/1,148,971.50 = 450,612.26/x - Step 3: Cross multiply
832,585.58x = 1,148,971.50 × 450,612.26 - Step 4: Simplify right side
832,585.58x = 517,740,644,290.59 - Step 5: Solve for x
x = 517,740,644,290.59/832,585.58 - Step 6: Final answer
x = 621,846.76
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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.