Home / 899,956.38-1,349,934.66-360,457.65

Finding the Fourth Proportional to 899,956.38, 1,349,934.66 and 360,457.65

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Solution

The fourth proportional to 899,956.38, 1,349,934.66 and 360,457.65 is: 540,686.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,956.38 : 1,349,934.66 = 360,457.65 : x
  2. Step 2: Convert to fraction form
    899,956.38/1,349,934.66 = 360,457.65/x
  3. Step 3: Cross multiply
    899,956.38x = 1,349,934.66 × 360,457.65
  4. Step 4: Simplify right side
    899,956.38x = 486,594,275,197.15
  5. Step 5: Solve for x
    x = 486,594,275,197.15/899,956.38
  6. Step 6: Final answer
    x = 540,686.51

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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.