Finding the Fourth Proportional to 668,227.62, 999,946.93 and 578,579.59
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Solution
The fourth proportional to 668,227.62, 999,946.93 and 578,579.59 is: 865,796.12
Step by Step Solution
- Step 1: Write the proportion equation
668,227.62 : 999,946.93 = 578,579.59 : x - Step 2: Convert to fraction form
668,227.62/999,946.93 = 578,579.59/x - Step 3: Cross multiply
668,227.62x = 999,946.93 × 578,579.59 - Step 4: Simplify right side
668,227.62x = 578,548,879,781.42 - Step 5: Solve for x
x = 578,548,879,781.42/668,227.62 - Step 6: Final answer
x = 865,796.12
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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.