Finding the Fourth Proportional to 1,440,500.68, 2,160,860.36 and 429,543.52
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Solution
The fourth proportional to 1,440,500.68, 2,160,860.36 and 429,543.52 is: 644,347.88
Step by Step Solution
- Step 1: Write the proportion equation
1,440,500.68 : 2,160,860.36 = 429,543.52 : x - Step 2: Convert to fraction form
1,440,500.68/2,160,860.36 = 429,543.52/x - Step 3: Cross multiply
1,440,500.68x = 2,160,860.36 × 429,543.52 - Step 4: Simplify right side
1,440,500.68x = 928,183,565,262.87 - Step 5: Solve for x
x = 928,183,565,262.87/1,440,500.68 - Step 6: Final answer
x = 644,347.88
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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.