Finding the Fourth Proportional to 977,208.84, 1,347,989.19 and 569,267.70
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Solution
The fourth proportional to 977,208.84, 1,347,989.19 and 569,267.70 is: 785,263.78
Step by Step Solution
- Step 1: Write the proportion equation
977,208.84 : 1,347,989.19 = 569,267.70 : x - Step 2: Convert to fraction form
977,208.84/1,347,989.19 = 569,267.70/x - Step 3: Cross multiply
977,208.84x = 1,347,989.19 × 569,267.70 - Step 4: Simplify right side
977,208.84x = 767,366,705,816.16 - Step 5: Solve for x
x = 767,366,705,816.16/977,208.84 - Step 6: Final answer
x = 785,263.78
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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.