Finding the Fourth Proportional to 893,398.74, 1,233,177.58 and 571,974.54
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Solution
The fourth proportional to 893,398.74, 1,233,177.58 and 571,974.54 is: 789,508.81
Step by Step Solution
- Step 1: Write the proportion equation
893,398.74 : 1,233,177.58 = 571,974.54 : x - Step 2: Convert to fraction form
893,398.74/1,233,177.58 = 571,974.54/x - Step 3: Cross multiply
893,398.74x = 1,233,177.58 × 571,974.54 - Step 4: Simplify right side
893,398.74x = 705,346,179,058.81 - Step 5: Solve for x
x = 705,346,179,058.81/893,398.74 - Step 6: Final answer
x = 789,508.81
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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.