Finding the Fourth Proportional to 842,973.98, 1,163,305.24 and 475,455.92
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Solution
The fourth proportional to 842,973.98, 1,163,305.24 and 475,455.92 is: 656,129.82
Step by Step Solution
- Step 1: Write the proportion equation
842,973.98 : 1,163,305.24 = 475,455.92 : x - Step 2: Convert to fraction form
842,973.98/1,163,305.24 = 475,455.92/x - Step 3: Cross multiply
842,973.98x = 1,163,305.24 × 475,455.92 - Step 4: Simplify right side
842,973.98x = 553,100,363,125.02 - Step 5: Solve for x
x = 553,100,363,125.02/842,973.98 - Step 6: Final answer
x = 656,129.82
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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.