Home / 1,036,667.43-1,555,079.85-353,341.90

Finding the Fourth Proportional to 1,036,667.43, 1,555,079.85 and 353,341.90

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Solution

The fourth proportional to 1,036,667.43, 1,555,079.85 and 353,341.90 is: 530,039.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,667.43 : 1,555,079.85 = 353,341.90 : x
  2. Step 2: Convert to fraction form
    1,036,667.43/1,555,079.85 = 353,341.90/x
  3. Step 3: Cross multiply
    1,036,667.43x = 1,555,079.85 × 353,341.90
  4. Step 4: Simplify right side
    1,036,667.43x = 549,474,868,850.72
  5. Step 5: Solve for x
    x = 549,474,868,850.72/1,036,667.43
  6. Step 6: Final answer
    x = 530,039.68

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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.