Finding the Fourth Proportional to 578,064.07, 867,413.46 and 293,779.14
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Solution
The fourth proportional to 578,064.07, 867,413.46 and 293,779.14 is: 440,829.99
Step by Step Solution
- Step 1: Write the proportion equation
578,064.07 : 867,413.46 = 293,779.14 : x - Step 2: Convert to fraction form
578,064.07/867,413.46 = 293,779.14/x - Step 3: Cross multiply
578,064.07x = 867,413.46 × 293,779.14 - Step 4: Simplify right side
578,064.07x = 254,827,980,303.22 - Step 5: Solve for x
x = 254,827,980,303.22/578,064.07 - Step 6: Final answer
x = 440,829.99
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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.