Finding the Fourth Proportional to 518,984.70, 778,204.48 and 234,430.08
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Solution
The fourth proportional to 518,984.70, 778,204.48 and 234,430.08 is: 351,522.00
Step by Step Solution
- Step 1: Write the proportion equation
518,984.70 : 778,204.48 = 234,430.08 : x - Step 2: Convert to fraction form
518,984.70/778,204.48 = 234,430.08/x - Step 3: Cross multiply
518,984.70x = 778,204.48 × 234,430.08 - Step 4: Simplify right side
518,984.70x = 182,434,538,502.76 - Step 5: Solve for x
x = 182,434,538,502.76/518,984.70 - Step 6: Final answer
x = 351,522.00
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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.