Finding the Fourth Proportional to 671,875.40, 927,209.30 and 365,960.99
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Solution
The fourth proportional to 671,875.40, 927,209.30 and 365,960.99 is: 505,037.73
Step by Step Solution
- Step 1: Write the proportion equation
671,875.40 : 927,209.30 = 365,960.99 : x - Step 2: Convert to fraction form
671,875.40/927,209.30 = 365,960.99/x - Step 3: Cross multiply
671,875.40x = 927,209.30 × 365,960.99 - Step 4: Simplify right side
671,875.40x = 339,322,426,899.36 - Step 5: Solve for x
x = 339,322,426,899.36/671,875.40 - Step 6: Final answer
x = 505,037.73
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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.