Finding the Fourth Proportional to 559,624.36, 772,259.16 and 304,970.08
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Solution
The fourth proportional to 559,624.36, 772,259.16 and 304,970.08 is: 420,846.47
Step by Step Solution
- Step 1: Write the proportion equation
559,624.36 : 772,259.16 = 304,970.08 : x - Step 2: Convert to fraction form
559,624.36/772,259.16 = 304,970.08/x - Step 3: Cross multiply
559,624.36x = 772,259.16 × 304,970.08 - Step 4: Simplify right side
559,624.36x = 235,515,937,805.93 - Step 5: Solve for x
x = 235,515,937,805.93/559,624.36 - Step 6: Final answer
x = 420,846.47
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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.