Finding the Fourth Proportional to 348,457.98, 480,363.01 and 246,303.21
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Solution
The fourth proportional to 348,457.98, 480,363.01 and 246,303.21 is: 339,538.65
Step by Step Solution
- Step 1: Write the proportion equation
348,457.98 : 480,363.01 = 246,303.21 : x - Step 2: Convert to fraction form
348,457.98/480,363.01 = 246,303.21/x - Step 3: Cross multiply
348,457.98x = 480,363.01 × 246,303.21 - Step 4: Simplify right side
348,457.98x = 118,314,951,328.26 - Step 5: Solve for x
x = 118,314,951,328.26/348,457.98 - Step 6: Final answer
x = 339,538.65
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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.