Home / 896,036.97-1,343,588.80-422,595.21

Finding the Fourth Proportional to 896,036.97, 1,343,588.80 and 422,595.21

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Solution

The fourth proportional to 896,036.97, 1,343,588.80 and 422,595.21 is: 633,672.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,036.97 : 1,343,588.80 = 422,595.21 : x
  2. Step 2: Convert to fraction form
    896,036.97/1,343,588.80 = 422,595.21/x
  3. Step 3: Cross multiply
    896,036.97x = 1,343,588.80 × 422,595.21
  4. Step 4: Simplify right side
    896,036.97x = 567,794,191,089.65
  5. Step 5: Solve for x
    x = 567,794,191,089.65/896,036.97
  6. Step 6: Final answer
    x = 633,672.73

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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.