Finding the Fourth Proportional to 763,726.96, 1,053,826.05 and 441,374.81
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Solution
The fourth proportional to 763,726.96, 1,053,826.05 and 441,374.81 is: 609,029.52
Step by Step Solution
- Step 1: Write the proportion equation
763,726.96 : 1,053,826.05 = 441,374.81 : x - Step 2: Convert to fraction form
763,726.96/1,053,826.05 = 441,374.81/x - Step 3: Cross multiply
763,726.96x = 1,053,826.05 × 441,374.81 - Step 4: Simplify right side
763,726.96x = 465,132,266,495.09 - Step 5: Solve for x
x = 465,132,266,495.09/763,726.96 - Step 6: Final answer
x = 609,029.52
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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.