Finding the Fourth Proportional to 974,776.70, 1,461,646.65 and 413,176.70
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Solution
The fourth proportional to 974,776.70, 1,461,646.65 and 413,176.70 is: 619,545.32
Step by Step Solution
- Step 1: Write the proportion equation
974,776.70 : 1,461,646.65 = 413,176.70 : x - Step 2: Convert to fraction form
974,776.70/1,461,646.65 = 413,176.70/x - Step 3: Cross multiply
974,776.70x = 1,461,646.65 × 413,176.70 - Step 4: Simplify right side
974,776.70x = 603,918,339,413.06 - Step 5: Solve for x
x = 603,918,339,413.06/974,776.70 - Step 6: Final answer
x = 619,545.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.