Finding the Fourth Proportional to 495,308.68, 742,444.46 and 207,285.34
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Solution
The fourth proportional to 495,308.68, 742,444.46 and 207,285.34 is: 310,710.99
Step by Step Solution
- Step 1: Write the proportion equation
495,308.68 : 742,444.46 = 207,285.34 : x - Step 2: Convert to fraction form
495,308.68/742,444.46 = 207,285.34/x - Step 3: Cross multiply
495,308.68x = 742,444.46 × 207,285.34 - Step 4: Simplify right side
495,308.68x = 153,897,852,322.22 - Step 5: Solve for x
x = 153,897,852,322.22/495,308.68 - Step 6: Final answer
x = 310,710.99
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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.