Finding the Fourth Proportional to 444,358.04, 612,576.18 and 316,812.20
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Solution
The fourth proportional to 444,358.04, 612,576.18 and 316,812.20 is: 436,746.02
Step by Step Solution
- Step 1: Write the proportion equation
444,358.04 : 612,576.18 = 316,812.20 : x - Step 2: Convert to fraction form
444,358.04/612,576.18 = 316,812.20/x - Step 3: Cross multiply
444,358.04x = 612,576.18 × 316,812.20 - Step 4: Simplify right side
444,358.04x = 194,071,607,253.40 - Step 5: Solve for x
x = 194,071,607,253.40/444,358.04 - Step 6: Final answer
x = 436,746.02
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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.