Finding the Fourth Proportional to 961,385.74, 1,440,817.17 and 707,477.74
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Solution
The fourth proportional to 961,385.74, 1,440,817.17 and 707,477.74 is: 1,060,288.32
Step by Step Solution
- Step 1: Write the proportion equation
961,385.74 : 1,440,817.17 = 707,477.74 : x - Step 2: Convert to fraction form
961,385.74/1,440,817.17 = 707,477.74/x - Step 3: Cross multiply
961,385.74x = 1,440,817.17 × 707,477.74 - Step 4: Simplify right side
961,385.74x = 1,019,346,075,184.80 - Step 5: Solve for x
x = 1,019,346,075,184.80/961,385.74 - Step 6: Final answer
x = 1,060,288.32
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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.