Finding the Fourth Proportional to 750,471.80, 1,125,918.16 and 301,507.94
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Solution
The fourth proportional to 750,471.80, 1,125,918.16 and 301,507.94 is: 452,346.45
Step by Step Solution
- Step 1: Write the proportion equation
750,471.80 : 1,125,918.16 = 301,507.94 : x - Step 2: Convert to fraction form
750,471.80/1,125,918.16 = 301,507.94/x - Step 3: Cross multiply
750,471.80x = 1,125,918.16 × 301,507.94 - Step 4: Simplify right side
750,471.80x = 339,473,257,893.06 - Step 5: Solve for x
x = 339,473,257,893.06/750,471.80 - Step 6: Final answer
x = 452,346.45
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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.