Home / 899,441.44-1,349,535.80-393,742.10

Finding the Fourth Proportional to 899,441.44, 1,349,535.80 and 393,742.10

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Solution

The fourth proportional to 899,441.44, 1,349,535.80 and 393,742.10 is: 590,776.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,441.44 : 1,349,535.80 = 393,742.10 : x
  2. Step 2: Convert to fraction form
    899,441.44/1,349,535.80 = 393,742.10/x
  3. Step 3: Cross multiply
    899,441.44x = 1,349,535.80 × 393,742.10
  4. Step 4: Simplify right side
    899,441.44x = 531,369,064,275.38
  5. Step 5: Solve for x
    x = 531,369,064,275.38/899,441.44
  6. Step 6: Final answer
    x = 590,776.72

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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.