Finding the Fourth Proportional to 302,830.98, 417,882.44 and 175,514.79
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Solution
The fourth proportional to 302,830.98, 417,882.44 and 175,514.79 is: 242,196.32
Step by Step Solution
- Step 1: Write the proportion equation
302,830.98 : 417,882.44 = 175,514.79 : x - Step 2: Convert to fraction form
302,830.98/417,882.44 = 175,514.79/x - Step 3: Cross multiply
302,830.98x = 417,882.44 × 175,514.79 - Step 4: Simplify right side
302,830.98x = 73,344,547,823.71 - Step 5: Solve for x
x = 73,344,547,823.71/302,830.98 - Step 6: Final answer
x = 242,196.32
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1.5x scale
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.