Finding the Fourth Proportional to 898,155.86, 1,237,349.67 and 625,730.99
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Solution
The fourth proportional to 898,155.86, 1,237,349.67 and 625,730.99 is: 862,041.96
Step by Step Solution
- Step 1: Write the proportion equation
898,155.86 : 1,237,349.67 = 625,730.99 : x - Step 2: Convert to fraction form
898,155.86/1,237,349.67 = 625,730.99/x - Step 3: Cross multiply
898,155.86x = 1,237,349.67 × 625,730.99 - Step 4: Simplify right side
898,155.86x = 774,248,033,985.27 - Step 5: Solve for x
x = 774,248,033,985.27/898,155.86 - Step 6: Final answer
x = 862,041.96
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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.