Finding the Fourth Proportional to 495,208.64, 742,804.50 and 158,246.84
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Solution
The fourth proportional to 495,208.64, 742,804.50 and 158,246.84 is: 237,367.56
Step by Step Solution
- Step 1: Write the proportion equation
495,208.64 : 742,804.50 = 158,246.84 : x - Step 2: Convert to fraction form
495,208.64/742,804.50 = 158,246.84/x - Step 3: Cross multiply
495,208.64x = 742,804.50 × 158,246.84 - Step 4: Simplify right side
495,208.64x = 117,546,464,862.78 - Step 5: Solve for x
x = 117,546,464,862.78/495,208.64 - Step 6: Final answer
x = 237,367.56
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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.