Finding the Fourth Proportional to 493,267.40, 739,901.10 and 473,913.80
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Solution
The fourth proportional to 493,267.40, 739,901.10 and 473,913.80 is: 710,870.70
Step by Step Solution
- Step 1: Write the proportion equation
493,267.40 : 739,901.10 = 473,913.80 : x - Step 2: Convert to fraction form
493,267.40/739,901.10 = 473,913.80/x - Step 3: Cross multiply
493,267.40x = 739,901.10 × 473,913.80 - Step 4: Simplify right side
493,267.40x = 350,649,341,925.18 - Step 5: Solve for x
x = 350,649,341,925.18/493,267.40 - Step 6: Final answer
x = 710,870.70
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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.