Finding the Fourth Proportional to 709,439.08, 1,064,333.58 and 210,803.08
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Solution
The fourth proportional to 709,439.08, 1,064,333.58 and 210,803.08 is: 316,256.61
Step by Step Solution
- Step 1: Write the proportion equation
709,439.08 : 1,064,333.58 = 210,803.08 : x - Step 2: Convert to fraction form
709,439.08/1,064,333.58 = 210,803.08/x - Step 3: Cross multiply
709,439.08x = 1,064,333.58 × 210,803.08 - Step 4: Simplify right side
709,439.08x = 224,364,796,811.43 - Step 5: Solve for x
x = 224,364,796,811.43/709,439.08 - Step 6: Final answer
x = 316,256.61
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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.