Finding the Fourth Proportional to 1,145,203.60, 1,717,999.80 and 346,478.80
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Solution
The fourth proportional to 1,145,203.60, 1,717,999.80 and 346,478.80 is: 519,777.02
Step by Step Solution
- Step 1: Write the proportion equation
1,145,203.60 : 1,717,999.80 = 346,478.80 : x - Step 2: Convert to fraction form
1,145,203.60/1,717,999.80 = 346,478.80/x - Step 3: Cross multiply
1,145,203.60x = 1,717,999.80 × 346,478.80 - Step 4: Simplify right side
1,145,203.60x = 595,250,509,104.24 - Step 5: Solve for x
x = 595,250,509,104.24/1,145,203.60 - Step 6: Final answer
x = 519,777.02
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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.