Finding the Fourth Proportional to 898,155.36, 1,237,348.98 and 625,730.49
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Solution
The fourth proportional to 898,155.36, 1,237,348.98 and 625,730.49 is: 862,041.27
Step by Step Solution
- Step 1: Write the proportion equation
898,155.36 : 1,237,348.98 = 625,730.49 : x - Step 2: Convert to fraction form
898,155.36/1,237,348.98 = 625,730.49/x - Step 3: Cross multiply
898,155.36x = 1,237,348.98 × 625,730.49 - Step 4: Simplify right side
898,155.36x = 774,246,983,556.40 - Step 5: Solve for x
x = 774,246,983,556.40/898,155.36 - Step 6: Final answer
x = 862,041.27
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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.