Finding the Fourth Proportional to 747,271.29, 1,031,257.17 and 425,027.82
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Solution
The fourth proportional to 747,271.29, 1,031,257.17 and 425,027.82 is: 586,551.35
Step by Step Solution
- Step 1: Write the proportion equation
747,271.29 : 1,031,257.17 = 425,027.82 : x - Step 2: Convert to fraction form
747,271.29/1,031,257.17 = 425,027.82/x - Step 3: Cross multiply
747,271.29x = 1,031,257.17 × 425,027.82 - Step 4: Simplify right side
747,271.29x = 438,312,986,824.47 - Step 5: Solve for x
x = 438,312,986,824.47/747,271.29 - Step 6: Final answer
x = 586,551.35
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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.