Finding the Fourth Proportional to 590,380,246.80, 885,948,283.80 and 344,736,406.80
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Solution
The fourth proportional to 590,380,246.80, 885,948,283.80 and 344,736,406.80 is: 517,325,282.52
Step by Step Solution
- Step 1: Write the proportion equation
590,380,246.80 : 885,948,283.80 = 344,736,406.80 : x - Step 2: Convert to fraction form
590,380,246.80/885,948,283.80 = 344,736,406.80/x - Step 3: Cross multiply
590,380,246.80x = 885,948,283.80 × 344,736,406.80 - Step 4: Simplify right side
590,380,246.80x = 305,418,627,967,838,656 - Step 5: Solve for x
x = 305,418,627,967,838,656/590,380,246.80 - Step 6: Final answer
x = 517,325,282.52
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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.