Finding the Fourth Proportional to 473,764.98, 653,797.38 and 258,905.08
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Solution
The fourth proportional to 473,764.98, 653,797.38 and 258,905.08 is: 357,289.94
Step by Step Solution
- Step 1: Write the proportion equation
473,764.98 : 653,797.38 = 258,905.08 : x - Step 2: Convert to fraction form
473,764.98/653,797.38 = 258,905.08/x - Step 3: Cross multiply
473,764.98x = 653,797.38 × 258,905.08 - Step 4: Simplify right side
473,764.98x = 169,271,462,972.69 - Step 5: Solve for x
x = 169,271,462,972.69/473,764.98 - Step 6: Final answer
x = 357,289.94
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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.