Finding the Fourth Proportional to 558,813.14, 841,953.45 and 505,572.67
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Solution
The fourth proportional to 558,813.14, 841,953.45 and 505,572.67 is: 761,737.02
Step by Step Solution
- Step 1: Write the proportion equation
558,813.14 : 841,953.45 = 505,572.67 : x - Step 2: Convert to fraction form
558,813.14/841,953.45 = 505,572.67/x - Step 3: Cross multiply
558,813.14x = 841,953.45 × 505,572.67 - Step 4: Simplify right side
558,813.14x = 425,668,653,732.21 - Step 5: Solve for x
x = 425,668,653,732.21/558,813.14 - Step 6: Final answer
x = 761,737.02
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.