Finding the Fourth Proportional to 473,759.98, 653,790.48 and 258,900.08
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Solution
The fourth proportional to 473,759.98, 653,790.48 and 258,900.08 is: 357,283.04
Step by Step Solution
- Step 1: Write the proportion equation
473,759.98 : 653,790.48 = 258,900.08 : x - Step 2: Convert to fraction form
473,759.98/653,790.48 = 258,900.08/x - Step 3: Cross multiply
473,759.98x = 653,790.48 × 258,900.08 - Step 4: Simplify right side
473,759.98x = 169,266,407,575.24 - Step 5: Solve for x
x = 169,266,407,575.24/473,759.98 - Step 6: Final answer
x = 357,283.04
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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.