Finding the Fourth Proportional to 931,776.19, 1,285,809.73 and 569,806.63
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Solution
The fourth proportional to 931,776.19, 1,285,809.73 and 569,806.63 is: 786,307.82
Step by Step Solution
- Step 1: Write the proportion equation
931,776.19 : 1,285,809.73 = 569,806.63 : x - Step 2: Convert to fraction form
931,776.19/1,285,809.73 = 569,806.63/x - Step 3: Cross multiply
931,776.19x = 1,285,809.73 × 569,806.63 - Step 4: Simplify right side
931,776.19x = 732,662,909,072.51 - Step 5: Solve for x
x = 732,662,909,072.51/931,776.19 - Step 6: Final answer
x = 786,307.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.