Finding the Fourth Proportional to 816,104.30, 1,125,036.95 and 570,326.00
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Solution
The fourth proportional to 816,104.30, 1,125,036.95 and 570,326.00 is: 786,220.36
Step by Step Solution
- Step 1: Write the proportion equation
816,104.30 : 1,125,036.95 = 570,326.00 : x - Step 2: Convert to fraction form
816,104.30/1,125,036.95 = 570,326.00/x - Step 3: Cross multiply
816,104.30x = 1,125,036.95 × 570,326.00 - Step 4: Simplify right side
816,104.30x = 641,637,815,068.89 - Step 5: Solve for x
x = 641,637,815,068.89/816,104.30 - Step 6: Final answer
x = 786,220.36
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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.