Finding the Fourth Proportional to 578,488.24, 798,307.68 and 323,841.52
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Solution
The fourth proportional to 578,488.24, 798,307.68 and 323,841.52 is: 446,897.89
Step by Step Solution
- Step 1: Write the proportion equation
578,488.24 : 798,307.68 = 323,841.52 : x - Step 2: Convert to fraction form
578,488.24/798,307.68 = 323,841.52/x - Step 3: Cross multiply
578,488.24x = 798,307.68 × 323,841.52 - Step 4: Simplify right side
578,488.24x = 258,525,172,518.87 - Step 5: Solve for x
x = 258,525,172,518.87/578,488.24 - Step 6: Final answer
x = 446,897.89
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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.