Finding the Fourth Proportional to 974,303.16, 1,451,180.99 and 930,588.45
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Solution
The fourth proportional to 974,303.16, 1,451,180.99 and 930,588.45 is: 1,386,069.88
Step by Step Solution
- Step 1: Write the proportion equation
974,303.16 : 1,451,180.99 = 930,588.45 : x - Step 2: Convert to fraction form
974,303.16/1,451,180.99 = 930,588.45/x - Step 3: Cross multiply
974,303.16x = 1,451,180.99 × 930,588.45 - Step 4: Simplify right side
974,303.16x = 1,350,452,263,500.62 - Step 5: Solve for x
x = 1,350,452,263,500.62/974,303.16 - Step 6: Final answer
x = 1,386,069.88
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.