Finding the Fourth Proportional to 750,472.80, 1,125,919.65 and 301,508.94
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Solution
The fourth proportional to 750,472.80, 1,125,919.65 and 301,508.94 is: 452,347.96
Step by Step Solution
- Step 1: Write the proportion equation
750,472.80 : 1,125,919.65 = 301,508.94 : x - Step 2: Convert to fraction form
750,472.80/1,125,919.65 = 301,508.94/x - Step 3: Cross multiply
750,472.80x = 1,125,919.65 × 301,508.94 - Step 4: Simplify right side
750,472.80x = 339,474,840,196.67 - Step 5: Solve for x
x = 339,474,840,196.67/750,472.80 - Step 6: Final answer
x = 452,347.96
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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.