Finding the Fourth Proportional to 985,312.07, 1,359,730.05 and 532,603.07
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Solution
The fourth proportional to 985,312.07, 1,359,730.05 and 532,603.07 is: 734,991.91
Step by Step Solution
- Step 1: Write the proportion equation
985,312.07 : 1,359,730.05 = 532,603.07 : x - Step 2: Convert to fraction form
985,312.07/1,359,730.05 = 532,603.07/x - Step 3: Cross multiply
985,312.07x = 1,359,730.05 × 532,603.07 - Step 4: Simplify right side
985,312.07x = 724,196,399,001.25 - Step 5: Solve for x
x = 724,196,399,001.25/985,312.07 - Step 6: Final answer
x = 734,991.91
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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.