Finding the Fourth Proportional to 649,246.80, 972,703.80 and 555,934.80
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Solution
The fourth proportional to 649,246.80, 972,703.80 and 555,934.80 is: 832,903.44
Step by Step Solution
- Step 1: Write the proportion equation
649,246.80 : 972,703.80 = 555,934.80 : x - Step 2: Convert to fraction form
649,246.80/972,703.80 = 555,934.80/x - Step 3: Cross multiply
649,246.80x = 972,703.80 × 555,934.80 - Step 4: Simplify right side
649,246.80x = 540,759,892,512.24 - Step 5: Solve for x
x = 540,759,892,512.24/649,246.80 - Step 6: Final answer
x = 832,903.44
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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.