Finding the Fourth Proportional to 507,249.60, 760,848.30 and 170,292.84
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Solution
The fourth proportional to 507,249.60, 760,848.30 and 170,292.84 is: 255,430.50
Step by Step Solution
- Step 1: Write the proportion equation
507,249.60 : 760,848.30 = 170,292.84 : x - Step 2: Convert to fraction form
507,249.60/760,848.30 = 170,292.84/x - Step 3: Cross multiply
507,249.60x = 760,848.30 × 170,292.84 - Step 4: Simplify right side
507,249.60x = 129,567,017,816.17 - Step 5: Solve for x
x = 129,567,017,816.17/507,249.60 - Step 6: Final answer
x = 255,430.50
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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.