Finding the Fourth Proportional to 631,430.04, 947,518.79 and 232,351.07
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Solution
The fourth proportional to 631,430.04, 947,518.79 and 232,351.07 is: 348,664.12
Step by Step Solution
- Step 1: Write the proportion equation
631,430.04 : 947,518.79 = 232,351.07 : x - Step 2: Convert to fraction form
631,430.04/947,518.79 = 232,351.07/x - Step 3: Cross multiply
631,430.04x = 947,518.79 × 232,351.07 - Step 4: Simplify right side
631,430.04x = 220,157,000,544.89 - Step 5: Solve for x
x = 220,157,000,544.89/631,430.04 - Step 6: Final answer
x = 348,664.12
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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.