Finding the Fourth Proportional to 970,638.95, 1,339,581.93 and 583,580.99
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Solution
The fourth proportional to 970,638.95, 1,339,581.93 and 583,580.99 is: 805,402.00
Step by Step Solution
- Step 1: Write the proportion equation
970,638.95 : 1,339,581.93 = 583,580.99 : x - Step 2: Convert to fraction form
970,638.95/1,339,581.93 = 583,580.99/x - Step 3: Cross multiply
970,638.95x = 1,339,581.93 × 583,580.99 - Step 4: Simplify right side
970,638.95x = 781,754,548,895.51 - Step 5: Solve for x
x = 781,754,548,895.51/970,638.95 - Step 6: Final answer
x = 805,402.00
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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.