Finding the Fourth Proportional to 652,030.16, 977,354.91 and 219,335.69
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Solution
The fourth proportional to 652,030.16, 977,354.91 and 219,335.69 is: 328,771.32
Step by Step Solution
- Step 1: Write the proportion equation
652,030.16 : 977,354.91 = 219,335.69 : x - Step 2: Convert to fraction form
652,030.16/977,354.91 = 219,335.69/x - Step 3: Cross multiply
652,030.16x = 977,354.91 × 219,335.69 - Step 4: Simplify right side
652,030.16x = 214,368,816,003.13 - Step 5: Solve for x
x = 214,368,816,003.13/652,030.16 - Step 6: Final answer
x = 328,771.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.