Finding the Fourth Proportional to 473,377.56, 653,257.71 and 258,517.68
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Solution
The fourth proportional to 473,377.56, 653,257.71 and 258,517.68 is: 356,752.58
Step by Step Solution
- Step 1: Write the proportion equation
473,377.56 : 653,257.71 = 258,517.68 : x - Step 2: Convert to fraction form
473,377.56/653,257.71 = 258,517.68/x - Step 3: Cross multiply
473,377.56x = 653,257.71 × 258,517.68 - Step 4: Simplify right side
473,377.56x = 168,878,667,631.31 - Step 5: Solve for x
x = 168,878,667,631.31/473,377.56 - Step 6: Final answer
x = 356,752.58
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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.