Home / 1,088,537.80-1,632,029.10-489,008.20

Finding the Fourth Proportional to 1,088,537.80, 1,632,029.10 and 489,008.20

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Solution

The fourth proportional to 1,088,537.80, 1,632,029.10 and 489,008.20 is: 733,162.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,537.80 : 1,632,029.10 = 489,008.20 : x
  2. Step 2: Convert to fraction form
    1,088,537.80/1,632,029.10 = 489,008.20/x
  3. Step 3: Cross multiply
    1,088,537.80x = 1,632,029.10 × 489,008.20
  4. Step 4: Simplify right side
    1,088,537.80x = 798,075,612,538.62
  5. Step 5: Solve for x
    x = 798,075,612,538.62/1,088,537.80
  6. Step 6: Final answer
    x = 733,162.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.