Finding the Fourth Proportional to 472,778.91, 652,434.04 and 257,918.99
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Solution
The fourth proportional to 472,778.91, 652,434.04 and 257,918.99 is: 355,927.73
Step by Step Solution
- Step 1: Write the proportion equation
472,778.91 : 652,434.04 = 257,918.99 : x - Step 2: Convert to fraction form
472,778.91/652,434.04 = 257,918.99/x - Step 3: Cross multiply
472,778.91x = 652,434.04 × 257,918.99 - Step 4: Simplify right side
472,778.91x = 168,275,125,698.65 - Step 5: Solve for x
x = 168,275,125,698.65/472,778.91 - Step 6: Final answer
x = 355,927.73
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.