Finding the Fourth Proportional to 999,068.18, 1,498,848.12 and 289,167.98
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Solution
The fourth proportional to 999,068.18, 1,498,848.12 and 289,167.98 is: 433,823.12
Step by Step Solution
- Step 1: Write the proportion equation
999,068.18 : 1,498,848.12 = 289,167.98 : x - Step 2: Convert to fraction form
999,068.18/1,498,848.12 = 289,167.98/x - Step 3: Cross multiply
999,068.18x = 1,498,848.12 × 289,167.98 - Step 4: Simplify right side
999,068.18x = 433,418,875,692.96 - Step 5: Solve for x
x = 433,418,875,692.96/999,068.18 - Step 6: Final answer
x = 433,823.12
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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.