Finding the Fourth Proportional to 346,567.70, 519,851.55 and 325,831.70
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Solution
The fourth proportional to 346,567.70, 519,851.55 and 325,831.70 is: 488,747.55
Step by Step Solution
- Step 1: Write the proportion equation
346,567.70 : 519,851.55 = 325,831.70 : x - Step 2: Convert to fraction form
346,567.70/519,851.55 = 325,831.70/x - Step 3: Cross multiply
346,567.70x = 519,851.55 × 325,831.70 - Step 4: Simplify right side
346,567.70x = 169,384,114,284.14 - Step 5: Solve for x
x = 169,384,114,284.14/346,567.70 - Step 6: Final answer
x = 488,747.55
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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.