Home / 1,036,891.65-1,555,337.48-288,937.65

Finding the Fourth Proportional to 1,036,891.65, 1,555,337.48 and 288,937.65

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Solution

The fourth proportional to 1,036,891.65, 1,555,337.48 and 288,937.65 is: 433,406.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,891.65 : 1,555,337.48 = 288,937.65 : x
  2. Step 2: Convert to fraction form
    1,036,891.65/1,555,337.48 = 288,937.65/x
  3. Step 3: Cross multiply
    1,036,891.65x = 1,555,337.48 × 288,937.65
  4. Step 4: Simplify right side
    1,036,891.65x = 449,395,554,983.43
  5. Step 5: Solve for x
    x = 449,395,554,983.43/1,036,891.65
  6. Step 6: Final answer
    x = 433,406.48

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Double scale
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Similar ratio
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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.