Finding the Fourth Proportional to 294,303.20, 406,148.45 and 173,547.99
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Solution
The fourth proportional to 294,303.20, 406,148.45 and 173,547.99 is: 239,502.14
Step by Step Solution
- Step 1: Write the proportion equation
294,303.20 : 406,148.45 = 173,547.99 : x - Step 2: Convert to fraction form
294,303.20/406,148.45 = 173,547.99/x - Step 3: Cross multiply
294,303.20x = 406,148.45 × 173,547.99 - Step 4: Simplify right side
294,303.20x = 70,486,246,271.38 - Step 5: Solve for x
x = 70,486,246,271.38/294,303.20 - Step 6: Final answer
x = 239,502.14
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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.