Finding the Fourth Proportional to 700,756.68, 967,045.14 and 398,950.68
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Solution
The fourth proportional to 700,756.68, 967,045.14 and 398,950.68 is: 550,552.46
Step by Step Solution
- Step 1: Write the proportion equation
700,756.68 : 967,045.14 = 398,950.68 : x - Step 2: Convert to fraction form
700,756.68/967,045.14 = 398,950.68/x - Step 3: Cross multiply
700,756.68x = 967,045.14 × 398,950.68 - Step 4: Simplify right side
700,756.68x = 385,803,316,193.70 - Step 5: Solve for x
x = 385,803,316,193.70/700,756.68 - Step 6: Final answer
x = 550,552.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.