Finding the Fourth Proportional to 749,603.42, 1,124,774.49 and 350,271.80
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Solution
The fourth proportional to 749,603.42, 1,124,774.49 and 350,271.80 is: 525,580.29
Step by Step Solution
- Step 1: Write the proportion equation
749,603.42 : 1,124,774.49 = 350,271.80 : x - Step 2: Convert to fraction form
749,603.42/1,124,774.49 = 350,271.80/x - Step 3: Cross multiply
749,603.42x = 1,124,774.49 × 350,271.80 - Step 4: Simplify right side
749,603.42x = 393,976,785,206.38 - Step 5: Solve for x
x = 393,976,785,206.38/749,603.42 - Step 6: Final answer
x = 525,580.29
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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.