Finding the Fourth Proportional to 785,730.50, 1,084,257.06 and 463,366.70
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Solution
The fourth proportional to 785,730.50, 1,084,257.06 and 463,366.70 is: 639,415.95
Step by Step Solution
- Step 1: Write the proportion equation
785,730.50 : 1,084,257.06 = 463,366.70 : x - Step 2: Convert to fraction form
785,730.50/1,084,257.06 = 463,366.70/x - Step 3: Cross multiply
785,730.50x = 1,084,257.06 × 463,366.70 - Step 4: Simplify right side
785,730.50x = 502,408,615,843.90 - Step 5: Solve for x
x = 502,408,615,843.90/785,730.50 - Step 6: Final answer
x = 639,415.95
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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.