Finding the Fourth Proportional to 370,398.16, 556,335.30 and 349,508.68
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Solution
The fourth proportional to 370,398.16, 556,335.30 and 349,508.68 is: 524,959.46
Step by Step Solution
- Step 1: Write the proportion equation
370,398.16 : 556,335.30 = 349,508.68 : x - Step 2: Convert to fraction form
370,398.16/556,335.30 = 349,508.68/x - Step 3: Cross multiply
370,398.16x = 556,335.30 × 349,508.68 - Step 4: Simplify right side
370,398.16x = 194,444,016,340.40 - Step 5: Solve for x
x = 194,444,016,340.40/370,398.16 - Step 6: Final answer
x = 524,959.46
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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.