Finding the Fourth Proportional to 478,350.96, 716,197.68 and 240,973.92
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Solution
The fourth proportional to 478,350.96, 716,197.68 and 240,973.92 is: 360,791.50
Step by Step Solution
- Step 1: Write the proportion equation
478,350.96 : 716,197.68 = 240,973.92 : x - Step 2: Convert to fraction form
478,350.96/716,197.68 = 240,973.92/x - Step 3: Cross multiply
478,350.96x = 716,197.68 × 240,973.92 - Step 4: Simplify right side
478,350.96x = 172,584,962,444.51 - Step 5: Solve for x
x = 172,584,962,444.51/478,350.96 - Step 6: Final answer
x = 360,791.50
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1.5x scale
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.