Home / 822,618.29-1,135,271.10-460,075.90

Finding the Fourth Proportional to 822,618.29, 1,135,271.10 and 460,075.90

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Solution

The fourth proportional to 822,618.29, 1,135,271.10 and 460,075.90 is: 634,937.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,618.29 : 1,135,271.10 = 460,075.90 : x
  2. Step 2: Convert to fraction form
    822,618.29/1,135,271.10 = 460,075.90/x
  3. Step 3: Cross multiply
    822,618.29x = 1,135,271.10 × 460,075.90
  4. Step 4: Simplify right side
    822,618.29x = 522,310,873,076.49
  5. Step 5: Solve for x
    x = 522,310,873,076.49/822,618.29
  6. Step 6: Final answer
    x = 634,937.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.