Finding the Fourth Proportional to 745,652.72, 1,029,117.61 and 439,762.73
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Solution
The fourth proportional to 745,652.72, 1,029,117.61 and 439,762.73 is: 606,941.48
Step by Step Solution
- Step 1: Write the proportion equation
745,652.72 : 1,029,117.61 = 439,762.73 : x - Step 2: Convert to fraction form
745,652.72/1,029,117.61 = 439,762.73/x - Step 3: Cross multiply
745,652.72x = 1,029,117.61 × 439,762.73 - Step 4: Simplify right side
745,652.72x = 452,567,565,068.79 - Step 5: Solve for x
x = 452,567,565,068.79/745,652.72 - Step 6: Final answer
x = 606,941.48
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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.