Finding the Fourth Proportional to 1,059,148.68, 1,588,709.19 and 260,437.14
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Solution
The fourth proportional to 1,059,148.68, 1,588,709.19 and 260,437.14 is: 390,652.31
Step by Step Solution
- Step 1: Write the proportion equation
1,059,148.68 : 1,588,709.19 = 260,437.14 : x - Step 2: Convert to fraction form
1,059,148.68/1,588,709.19 = 260,437.14/x - Step 3: Cross multiply
1,059,148.68x = 1,588,709.19 × 260,437.14 - Step 4: Simplify right side
1,059,148.68x = 413,758,878,711.96 - Step 5: Solve for x
x = 413,758,878,711.96/1,059,148.68 - Step 6: Final answer
x = 390,652.31
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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.