Finding the Fourth Proportional to 999,126.23, 1,378,829.25 and 569,336.99
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Solution
The fourth proportional to 999,126.23, 1,378,829.25 and 569,336.99 is: 785,705.02
Step by Step Solution
- Step 1: Write the proportion equation
999,126.23 : 1,378,829.25 = 569,336.99 : x - Step 2: Convert to fraction form
999,126.23/1,378,829.25 = 569,336.99/x - Step 3: Cross multiply
999,126.23x = 1,378,829.25 × 569,336.99 - Step 4: Simplify right side
999,126.23x = 785,018,488,024.81 - Step 5: Solve for x
x = 785,018,488,024.81/999,126.23 - Step 6: Final answer
x = 785,705.02
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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.