Finding the Fourth Proportional to 381,886.15, 572,829.14 and 97,577.23
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Solution
The fourth proportional to 381,886.15, 572,829.14 and 97,577.23 is: 146,365.82
Step by Step Solution
- Step 1: Write the proportion equation
381,886.15 : 572,829.14 = 97,577.23 : x - Step 2: Convert to fraction form
381,886.15/572,829.14 = 97,577.23/x - Step 3: Cross multiply
381,886.15x = 572,829.14 × 97,577.23 - Step 4: Simplify right side
381,886.15x = 55,895,080,744.48 - Step 5: Solve for x
x = 55,895,080,744.48/381,886.15 - Step 6: Final answer
x = 146,365.82
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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.