Finding the Fourth Proportional to 470,871.13, 706,750.58 and 171,640.93
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Solution
The fourth proportional to 470,871.13, 706,750.58 and 171,640.93 is: 257,623.20
Step by Step Solution
- Step 1: Write the proportion equation
470,871.13 : 706,750.58 = 171,640.93 : x - Step 2: Convert to fraction form
470,871.13/706,750.58 = 171,640.93/x - Step 3: Cross multiply
470,871.13x = 706,750.58 × 171,640.93 - Step 4: Simplify right side
470,871.13x = 121,307,326,829.24 - Step 5: Solve for x
x = 121,307,326,829.24/470,871.13 - Step 6: Final answer
x = 257,623.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.