Finding the Fourth Proportional to 875,037.66, 1,312,630.59 and 243,952.08
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Solution
The fourth proportional to 875,037.66, 1,312,630.59 and 243,952.08 is: 365,948.78
Step by Step Solution
- Step 1: Write the proportion equation
875,037.66 : 1,312,630.59 = 243,952.08 : x - Step 2: Convert to fraction form
875,037.66/1,312,630.59 = 243,952.08/x - Step 3: Cross multiply
875,037.66x = 1,312,630.59 × 243,952.08 - Step 4: Simplify right side
875,037.66x = 320,218,962,702.13 - Step 5: Solve for x
x = 320,218,962,702.13/875,037.66 - Step 6: Final answer
x = 365,948.78
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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.