Finding the Fourth Proportional to 465,833.40, 698,750.10 and 297,871.80
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Solution
The fourth proportional to 465,833.40, 698,750.10 and 297,871.80 is: 446,807.70
Step by Step Solution
- Step 1: Write the proportion equation
465,833.40 : 698,750.10 = 297,871.80 : x - Step 2: Convert to fraction form
465,833.40/698,750.10 = 297,871.80/x - Step 3: Cross multiply
465,833.40x = 698,750.10 × 297,871.80 - Step 4: Simplify right side
465,833.40x = 208,137,950,037.18 - Step 5: Solve for x
x = 208,137,950,037.18/465,833.40 - Step 6: Final answer
x = 446,807.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.