Finding the Fourth Proportional to 423,124.02, 634,374.99 and 201,663.54
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Solution
The fourth proportional to 423,124.02, 634,374.99 and 201,663.54 is: 302,347.07
Step by Step Solution
- Step 1: Write the proportion equation
423,124.02 : 634,374.99 = 201,663.54 : x - Step 2: Convert to fraction form
423,124.02/634,374.99 = 201,663.54/x - Step 3: Cross multiply
423,124.02x = 634,374.99 × 201,663.54 - Step 4: Simplify right side
423,124.02x = 127,930,306,170.87 - Step 5: Solve for x
x = 127,930,306,170.87/423,124.02 - Step 6: Final answer
x = 302,347.07
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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.